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Hiking trail, Storms River, Eastern Cape, South Africa

December 03, 2019 - Hiking trail, Storms River, Eastern Cape, South Africa Click here for images of Table Mountain National Park and su...
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Road ecology blog: Wildlife overpass "Groene Woud"

January 22, 2019 - Road ecology blog: Wildlife overpass "Groene Woud" across A2 motorway, The Netherlands. The structure is used by red dee...
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Road ecology blog: Night time closure and separating motorized and non-motorized use

January 17, 2019 - Road ecology blog: Night time closure and separating motorized and non-motorized use. Gate at wildlife loop, Chincoteagu...
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Road ecology blog: Bridge and causeway through Chicoteague Bay, Virginia, USA

January 15, 2019 - Road ecology blog: Bridge and causeway through Chicoteague Bay, Chincoteague Island, Virginia, USA. The salt marshes are...
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Road ecology blog: Concrete barrier wall, Fisherman Island National Wildlife Refuge

January 14, 2019 - Road ecology blog: Concrete barrier wall along a section of Hwy 13, Fisherman Island National Wildlife Refuge, Virginia.
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Road ecology blog: Vegetation maintenance adjacent to turtle barrier

January 13, 2019 - Road ecology blog: Pamela Denmon (USFWS) demonstrates where the plastic corrugated pipe should be located with short veg...
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Road ecology blog: Plastic corrugated pipe for diamondback terrapins damaged by mowing

January 12, 2019 - Road ecology blog: Plastic corrugated pipe designed as a barrier to keep Northern diamondback terrapins (Malaclemys terr...
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Road ecology blog: Barrier for diamondback terrapin (turtles), Fisherman Island, Virginia

January 11, 2019 - Road ecology blog: Plastic corrugated pipe (6 inches diameter) staked in ground with rebar, Fisherman Island National Wi...
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Road ecology blog: Wildlife fence for black bear reduces height at a wildlife underpass

January 07, 2019 - Road ecology blog: Wildlife fence for black bear (Ursus americanus), 3 m high (10 ft), reduces height to 8 ft where the...
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Road ecology blog: Multifunctional underpass at the end of a fence for black bear

January 05, 2019 - Road ecology blog: Multifunctional underpass (agriculture, farm equipment, wildlife) at the end of a fence for black bea...
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Road ecology blog: Wildlife underpass and fence for black bear, North Carolina, USA

January 04, 2019 - Road ecology blog: Wildlife underpass and fence for black bear (Ursus americanus), 3 m high (10 ft), US Hwy 64, near Rop...
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Road ecology blog: Bridge over stream, Carlos Botelho State Park, São Paulo, Brazil

December 28, 2018 - Road ecology blog: Bridge over stream, Carlos Botelho State Park, São Paulo, Brazil Click here for images of mult...
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Road ecology blog: Wildlife guard at access road for Key deer, Florida

December 22, 2018 - Road ecology blog: Wildlife guard for Key deer at access road along US Hwy 1, Big Pine Key, Florida, USA Click here f...
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Road ecology blog: Wildlife guard at fence end on US Hwy 1, Big Pine Key, Florida, USA

December 21, 2018 - Road ecology blog: Wildlife guard at fence end on US Hwy 1, Big Pine Key, Florida, USA Click here for images of mitig...
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Road ecology blog: Wildlife warning signs, Key deer, US Hwy 1, Big Pine Key, Florida, USA

December 20, 2018 - Road ecology blog: Wildlife warning sign, drive with caution, you are entering an endangered species area, US Hwy 1, Big...
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Road ecology blog: It is unlawful to feed the Key deer, Florida

December 19, 2018 - Road ecology blog: Wildlife warning sign for Key deer, It is unlawful to feed the Key deer, No Name Key, Florida, USA...
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Road ecology blog: Wildlife warning sign with spelling error, Florida, USA

December 18, 2018 - Road ecology blog: Wildlife warning sign with spelling error made by concerned citizen, slow down for deers, Big Pine Ke...
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Road ecology blog: Variable message sign for Key deer, Florida, USA

December 17, 2018 - Road ecology blog: Variable message sign, Caution, slow down, Key deer crossing ahead, US Hwy 1, Big Pine Key, Florida,...
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Road ecology blog: Speed bumps to reduce traffic speed for Key deer

December 16, 2018 - Road ecology blog: Speed bump painted like a crosswalk to reduce traffic speed for Key deer, Big Pine Key, Florida, USA...
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Road ecology blog: Wildlife underpass for Key deer, Florida, USA

December 15, 2018 - Road ecology blog: Wildlife underpass for Key deer (8 m wide, 3 m high), US Hwy 1, Big Pine Key, Florida, USA Click...
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Road ecology blog: Speed management for Key deer, radar on trailer, Florida, USA

December 14, 2018 - Road ecology blog: Speed management for Key deer, radar on trailer (during day 45 MPH, during night 35 MPH), US Hwy 1, B...
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Road ecology blog: Speed management for Key deer, parked police car, Big Pine Key, Florida

December 13, 2018 - Road ecology blog: Speed management for Key deer, parked police car, no law enforcement officer present (during day 45 M...
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Road ecology blog: Wildlife fence and barrier wall associated with wildlife underpass

December 12, 2018 - Road ecology blog: Wildlife fence and barrier wall associated with wildlife underpass for Key deer (8 m wide, 3 m high),...
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Wildlife overpasses, US Hwy 93, near Wells, Nevada, USA

May 07, 2018 - Image below: Wildlife overpass (south), US Hwy 93, near Wells, Nevada, USA Image below: Wildlife overpass (north), US...
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Road ecology blog: Wildlife overpass, Argentina

October 13, 2017 - Wildlife overpass, Ruta 101, Misiones, Argentina For other images of wildlife overpasses (wildlife only) click here....
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Road ecology blog: Wildlife overpass, Misiones, Argentina

October 05, 2017 - Road ecology blog: Wildlife overpass, Ruta 101, Misiones, Argentina. There are no fences associated with this overpass...
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Road ecology blog: Wildlife overpass, Ruta 101, Misiones, Argentina

October 03, 2017 - Road ecology blog: Wildlife overpass, Ruta 101, Misiones, Argentina For other images of wildlife overpasses (wildli...
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Road ecology blog: Bridge, north of Kaycee, Wyoming

July 08, 2017 - Road ecology blog: Bridge, north of Kaycee, Wyoming. Based on tracks and hair, some of these underpasses may be used by...
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Road ecology blog: Cattle guard, Wyoming

July 07, 2017 - Road ecology blog: Cattle guard, north of Kaycee, Wyoming Click here for other images of wildlife guards, cattle gu...
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Road ecology blog: Bridges across streams, north of Kaycee, Wyoming

June 28, 2017 - Road ecology blog: Bridges across streams, north of Kaycee, Wyoming Click here for images of wildlife fencing. Click...
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Road ecology blog: Underpasses for farm vehicles and livestock, Wyoming

June 27, 2017 - Road ecology blog: Underpasses for farm vehicles and livestock, along I-25, North of Kaycee, Wyoming. Note: some of thes...
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Road ecology blog: A kilometer post, Nuevo Xcan-Playa Del Carmen highway, Mexico

January 13, 2017 - Road ecology blog: A kilometer post, Nuevo Xcan-Playa Del Carmen highway, Quintana Roo, Mexico Click here for more im...
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Road ecology blog: Canopy crossings for arboreal mammals, Mexico

January 11, 2017 - Road ecology blog: Canopy crossings for arboreal mammals, Nuevo Xcan-Playa Del Carmen highway, Quintana Roo, Mexico. The...
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Road ecology blog: Wildlife fence along Nuevo Xcan-Playa Del Carmen highway, Mexico

January 10, 2017 - Road ecology blog: Wildlife fence along Nuevo Xcan-Playa Del Carmen highway, Quintana Roo, Mexico. The previous road ec...
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Road ecology blog: Wildlife underpasses, Nuevo Xcan-Playa Del Carmen highway, Mexico

January 09, 2017 - Road ecology blog: Wildlife underpasses, Nuevo Xcan-Playa Del Carmen highway, Quintana Roo, Mexico This relatively new...
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Researchers at work: Marcel Huijser checks out wildlife underpass, Mexico

January 06, 2017 - Researchers at work: Marcel Huijser checks out a wildlife underpass, Nuevo Xcan-Playa Del Carmen highway, Quintana Roo,...
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Road ecology blog: Yellow cururu toads (Rhinella icterica) on bridge, 'Carlos Botelho', Brazil

January 10, 2016 - Road ecology blog: Yellow cururu toads (Rhinella icterica) on bridge across stream, Parque Estadual 'Carlos Botelho', Sã...
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Road ecology blog: Standing water on bridge with plugged drains, Brazil.

January 08, 2016 - Road ecology blog: Standing water on bridge with plugged drains, Parque Estadual 'Carlos Botelho', São Paulo, Brazil. Th...
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Brazilian landscapes: Stream through Atlantic forest, Parque Estadual 'Carlos Botelho'

January 06, 2016 - Brazilian landscapes: Stream through Atlantic forest, Parque Estadual 'Carlos Botelho', São Paulo, Brazil. Click here f...
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Road ecology blog: Drainage and culvert along road, 'Carlos Botelho', São Paulo, Brazil

January 06, 2016 - Road ecology blog: Drainage and culvert along road, Parque Estadual 'Carlos Botelho', São Paulo, Brazil. Click here for...
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Road ecology blog: Ciro Cruvinel, wildlife veterinarian

January 05, 2016 - Road ecology blog: Ciro Cruvinel, wildlife veterinarian, Parque Estadual 'Carlos Botelho', São Paulo, Brazil. Brazil ex...
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Road ecology blog: Canopy crossings, Parque Estadual 'Carlos Botelho', Brazil

January 04, 2016 - Road ecology blog: Canopy crossings for arboreal mammals, Parque Estadual 'Carlos Botelho', São Paulo, Brazil Click her...
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Road ecology blog: Bridges across streams, Parque Estadual 'Carlos Botelho', Brazil

December 30, 2015 - Road ecology blog: Bridges across streams, Parque Estadual 'Carlos Botelho', São Paulo, Brazil. Many of these bridges ar...
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Road ecology blog: Low design speed and low speed limit along road through a State Park

December 27, 2015 - Road ecology blog: Low design speed and low speed limit along road through a State Park Click here for additional infor...
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Road ecology blog: Low design speed, narrow and curvy road, Rio de Janeiro, Brazil

December 11, 2015 - Road ecology blog: Low design speed, narrow and curvy road, "park road" (estrada-parque) Capelinha-Mauá (RJ-163), near R...
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Road ecology blog: Feral domestic dog on road, near Resende, Rio de Janeiro, Brazil

December 10, 2015 - Road ecology blog: Feral domestic dog on road, "park road" (estrada-parque) Capelinha-Mauá (RJ-163), near Resende, Rio d...
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Road ecology blog: Road signs along "park road" RJ-163, near Resende, Rio de Janeiro, Brazil

December 02, 2015 - Images below: Sign, preserve our fauna and flora, "park road" (estrada-parque) Capelinha-Mauá (RJ-163), near Resende, Ri...
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Road ecology blog: Suggestions for improving canopy crossings, Rio de Janeiro, Brazil

December 01, 2015 - Road ecology blog: Suggestions for improving canopy crossings for arboreal mammals, "park road" (estrada-parque) Capelin...
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Road ecology blog: Retaining wall at land slide site, Rio de Janeiro, Brazil

November 30, 2015 - Road ecology blog: Retaining wall at a site where land slides used to occur, -park road- (estrada-parque) Capelinha-Mauá...
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Road ecology blog: Canopy crossings for arboreal mammals (RJ-163) Rio de Janeiro, Brazil

November 27, 2015 - Road ecology blog: Canopy crossings for arboreal mammals, "park road" (estrada-parque) Capelinha-Mauá (RJ-163), near Res...
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Brazilian landscapes: Atlantic forest, near Resende, Rio de Janeiro, Brazil

November 25, 2015 - Brazilian landscapes: Atlantic forest (Mata Atlântica) along "park road" (estrada-parque) Capelinha-Mauá (RJ-163), near...
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Road ecology blog: wildlife fencing and wet and dry culverts, Rio de Janeiro, Brazil

November 24, 2015 - Road ecology blog: wildlife fencing and wet and dry culverts, Culvert under -park road- (estrada-parque) Capelinha-Mauá...
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Road ecology blog: Wildlife warning signs, near Resende, Rio de Janeiro, Brazil

November 20, 2015 - Road ecology blog: This road was recently upgraded from an unpaved road to a paved road. The road goes through a protect...
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Road ecology blog: Wetlands and rivers near Tensas River National Wildlife Refuge, Louisiana

October 17, 2015 - Road ecology blog: Wetlands and rivers near Tensas River National Wildlife Refuge, from I-20, Louisiana, USA. Photograp...
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Road ecology blog: Multifunctional bridges, Louisiana, USA

October 15, 2015 - Road ecology blog: Multifunctional bridges near Tensas River National Wildlife Refuge, I-20, Louisiana, USA. Click here...
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Road ecology blog: Elevated roadway, US Hwy 90, near Franklin, Louisiana, USA

October 05, 2015 - Road ecology blog: Elevated roadway, US Hwy 90, near Franklin, Louisiana, USA. Click here for more images of long bridg...
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Road ecology blog: Capybara-vehicle collisions at stream crossing, Itirapina, Brazil

July 11, 2015 - Image below: Stream culvert (northern stream crossing, Córrego do Geraldo) under two lane road, Itirapina Ecological Sta...
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Road ecology blog: Wildlife warning sign for maned wolf, Itirapina, São Paulo, Brazil

July 11, 2015 - Road ecology blog: Wildlife warning sign for maned wolf, southern stream crossing (Córrego Água Branca), Itirapina Ecolo...
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Road ecology blog: Bridge across stream, Itirapina Ecological Reserve, São Paulo, Brazil

July 10, 2015 - Road ecology blog: Bridge across the southern stream crossing (Córrego Água Branca), Itirapina Ecological Reserve, São P...
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Road ecology blog: The Everglades, near Shark Valley, Florida, USA

July 09, 2015 - Road ecology blog: The Everglades, near Shark Valley, Florida, USA. Click here for other other images from Florida. Li...
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Road ecology blog: Unmitigated section of the Tamiami Trail blocking sheet flow

July 09, 2015 - Road ecology blog: Unmitigated section of the Tamiami Trail (US Hwy 41) blocking sheet flow from north to south in this...
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Road ecology blog: A long bridge elevating Tamiami Trail restoring sheet flow

July 08, 2015 - Road ecology blog: A long bridge (1 mi, 1.6 km) elevating the Tamiami Trail (US Hwy 41) allowing for restoration of shee...
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Road ecology blog: Wildlife fence, near Freeport, Florida, USA

May 25, 2015 - Road ecology blog: Wildlife fence (smaller mesh size towards bottom), Hwy 331, Hwy 83 near Freeport, Florida, USA Click...
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Road ecology blog: Construction for highway widening (4 lanes to 2 lanes), Florida, USA

May 24, 2015 - Road ecology blog: Construction for highway widening (4 lanes to 2 lanes), Hwy 331, Hwy 83 near Freeport, Florida, USA....
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Road ecology blog: Hydro-seeding to reduce erosion, Florida, USA

May 20, 2015 - Road ecology blog: Hydro-seeding to reduce erosion associated with highway widening, Hwy 331, Hwy 83 near Freeport, Flor...
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Road ecology blog: Easy access and maintenance of wildlife fence, Florida, USA

May 19, 2015 - Road ecology blog: Gap between right-of-way fence and wildlife fence to allow for easy access and maintenance in right-o...
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Road ecology blog: Riprap at wildlife fence to reduce erosion, Florida, USA

May 18, 2015 - Road ecology blog: Riprap at wildlife fence to reduce erosion at wildlife underpass, Hwy 331, Hwy 83 near Freeport, Flor...
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Road ecology blog: Sign, posted, no trespassing, at wildlife underpass, Florida, USA

May 18, 2015 - Road ecology blog: Sign, posted, no trespassing, at entrance and exit of wildlife underpass, Hwy 331, Hwy 83 near Freepo...
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Road ecology blog: Wildlife fence and underpass, Hwy 331, Hwy 83 near Freeport, Florida, USA

May 14, 2015 - Wildlife fence (smaller mesh size towards bottom) funnels wildlife towards wildlife underpass, Hwy 331, Hwy 83 near Free...
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Road ecology blog: Wildlife fence, Hwy 331, Hwy 83 near Freeport, Florida, USA

May 13, 2015 - Road ecology blog: Wildlife fence (smaller mesh size towards bottom), Hwy 331, Hwy 83 near Freeport, Florida, USA Click...
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Road ecology blog: Wildlife fence funnels wildlife towards wildlife underpass, Florida

May 12, 2015 - Road ecology blog: Wildlife fence (smaller mesh size towards bottom) funnels wildlife towards wildlife underpass, Hwy 33...
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Road ecology blog: Erosion control at stream for highway widening project, Florida, USA

May 11, 2015 - Road ecology blog: Erosion control at stream at construction of new bridge in association with highway widening (4 lanes...
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Road ecology blog: Construction for highway widening, near Freeport, Florida, USA

May 11, 2015 - Road ecology blog: Construction for highway widening (4 lanes to 2 lanes), Hwy 331, Hwy 83 near Freeport, Florida, USA....
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Road ecology blog: Drainage culvert with riprap to reduce erosion, Florida, USA

May 09, 2015 - Road ecology blog: Drainage culvert with riprap to reduce erosion, Hwy 331, Hwy 83 near Freeport, Florida, USA. Click h...
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Road ecology blog: Multifunctional underpass (for water and wildlife), Florida, USA

May 08, 2015 - Road ecology blog: Multifunctional underpass (for water and wildlife), Hwy 331/83 near Freeport, Florida, USA. Note the...
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Road ecology blog: Multifunctional underpass, Hwy 331/83 near Freeport, Florida, USA

May 07, 2015 - Road ecology blog: Multifunctional underpass (about 56 m wide for water and wildlife), Hwy 331/83 near Freeport, Florida...
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Road ecology blog: Erosion control fabric fence at site new wildlife underpass, Florida

April 22, 2015 - Road ecology blog: Erosion control fabric fence at site new wildlife underpass, SR 29, Florida, USA. Click here for mor...
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Road ecology blog: Wildlife underpass and bridge across canal for Florida panthers

April 15, 2015 - Road ecology blog: Wildlife underpass for Florida panthers (Puma concolor coryi) and wildlife bridge across canal, SR 29...
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Road ecology blog: Wildlife fencing guides wildlife to wildlife underpasses

April 09, 2015 - Road ecology blog: Wildlife fencing guides wildlife to wildlife underpasses. Wildlife fencing funneling wildlife (inclu...
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Road ecology blog: historic images of underpasses for Florida panther, Florida, USA

April 08, 2015 - Road ecology blog: historic images of underpasses and tall wildlife fencing for the Florida panther, Florida, USA. I re-...
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Road ecology blog: Tunnel (landscape bridge), Rio Grande do Sul, Brazil

March 23, 2015 - Road ecology blog: Tunnel (landscape bridge) Morro Alto (1837 m long), BR 101, near Aguapés, Rio Grande do Sul, Brazil....
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Road ecology blog: researchers at work, canopy crossing, Rio Grande do Sul, Brazil

February 10, 2015 - With Larissa Oliveira Gonçalves, Fernanda Zimmermann Teixeira and Bethanie Walder. Image below: All business Image b...
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Road ecology blog: Canopy crossings for brown howler monkeys, Rio Grande do Sul, Brazil

February 09, 2015 - Road ecology blog: Canopy crossings for brown howler monkeys, Rio Grande do Sul, Brazil. Through the Urban Monkeys Pr...
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Road ecology blog: Wildlife overpass for pronghorn, near Pinedale, Wyoming

July 18, 2014 - Wildlife overpass (west) for pronghorn (Antilocapra americana) (46 m (150 ft) wide), on the Path of the Pronghorn, Trapp...
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Road ecology blog: Wildlife overpass (west) for pronghorn, Wyoming, USA

July 15, 2014 - Wildlife overpass (west) for pronghorn (Antilocapra americana) (46 m (150 ft) wide), on the Path of the Pronghorn, Trapp...
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Road ecology blog: Multifunctional underpass for a stream and wildlife, Montana, USA

June 17, 2014 - Road ecology blog: Multifunctional underpass for a stream and wildlife, US Hwy 93 South, Bass Creek north, south of Flor...
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Road ecology blog: water eroding away wildlife path at multifunctional underpass, Montana

June 13, 2014 - Road ecology blog: water eroding away wildlife path at multifunctional underpass, Montana, USA. This is a multifunction...
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Road ecology blog: Bridge across outflow from Moccasin Reservoir, California, USA

June 04, 2014 - Road ecology blog: Hwy 120 Bridge across outflow from Moccasin Reservoir, Moccasin, California, USA. Click here for ima...
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Road ecology blog: Boulders to reduce water velocity, California, USA

May 30, 2014 - Road ecology blog: Boulders to reduce velocity of water running down slope, near Sonora, California, USA. This is at an...
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Road ecology blog: Bridge across river providing roosting habitat for bats, California, USA

May 27, 2014 - Road ecology blog: Bridge across river providing roosting habitat for bats, California, USA. Click here for other bat b...
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Road ecology blog: Multifunctional underpass, near Sonora, California, USA

May 22, 2014 - Road ecology blog: Multifunctional underpass (road and wildlife), near Sonora, California, USA. Click here for images o...
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Road ecology blog: Bridge across Merced River and floodplains, California, USA

May 12, 2014 - Road ecology blog: Bridge across Merced River and floodplains, Hwy 49, at Old Bagby, Lake McClure Recreation Area, Calif...
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Road ecology blog: Street light for bicycle path under wildlife overpass, The Netherlands

April 30, 2014 - Road ecology blog: Street light for bicycle path under wildlife overpass Oud Reemst, south of Otterlo, The Netherlands....
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Road ecology blog: Bicycle path under wildlife overpass "Oud Reemst", The Netherlands

April 29, 2014 - Road ecology blog: Bicycle path under wildlife overpass "Oud Reemst" (about 35 m wide), south of Otterlo, The Netherland...
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Road ecology blog: Sign on overpass, rest area for animals, no access, The Netherlands

April 25, 2014 - Road ecology blog: Sign on wildlife overpass Oud Reemst (about 35 m wide), rest area for animals, no access, south of Ot...
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Road ecology blog: Fence for mouflon, horses and cattle on overpass, The Netherlands

April 24, 2014 - Road ecology blog. Fence on top of wildlife overpass Oud Reemst (about 35 m wide), to keep mouflon, horses and cattle fr...
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Road ecology blog: Pond and root wads at wildlife overpass, The Netherlands

April 23, 2014 - Road ecology blog: Pond and root wads on approach of wildlife overpass Oud Reemst (about 35 m wide), south of Otterlo, T...
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Road ecology blog: Snug fit wildlife fence on wildlife overpass, The Netherlands

April 22, 2014 - Road ecology blog: Snug fit wildlife fence and plank on top of wildlife overpass Oud Reemst (about 35 m wide), south of...
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Road ecology blog: Wildlife overpass "Oud Reemst", The Netherlands

April 21, 2014 - Road ecology blog: Wildlife overpass "Oud Reemst" (about 35 m wide), south of Otterlo, The Netherlands (completed 2012).
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Road ecology blog: Multifunctional overpass Slabroek, A50 motorway, The Netherlands

April 18, 2014 - Multifunctional overpass (wildlife and bicycle / pedestrian / equestrian path) Slabroek, about 15 m wide, across A50 mot...
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Road ecology blog: landscape bridges (tunnels) in Norway

March 18, 2014 - Road ecology blog: landscape bridges (tunnels) in Norway. There are no strict rules on how to classify a wildlife cross...
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Road ecology blog: Six wildlife overpasses in Norway

March 17, 2014 - Road ecology blog: Six wildlife overpasses in Norway. For other images of wildlife overpasses click here. For images o...
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Road Ecology blog: Gradual approach of wildlife overpass, Hwy 69, Ontario, Canada

February 10, 2014 - Road Ecology blog: Gradual approach of wildlife overpass, Hwy 69, Ontario, Canada. Most road ecologists consider it imp...
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Road ecology blog: Barrier for animals on side of wildlife overpass, Ontario, Canada

February 08, 2014 - Road Ecology blog: Barrier for animals, sound and light on top of wildlife overpass, Hwy 69, Ontario, Canada. The barrie...
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Road Ecology blog: Locked gate to access wildlife overpass, Hwy 69, Ontario, Canada

February 07, 2014 - Road Ecology blog: Locked gate to access wildlife overpass (about 30 m wide), Hwy 69, Ontario, Canada. This gate does n...
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Road ecology blog: Top of wildlife overpass with cover, Ontario, Canada

February 06, 2014 - Road ecology blog: Top of wildlife overpass with cover (tree branches and rocks), Hwy 69, Ontario, Canada. Root wads, t...
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Road Ecology blog: No tresspassing sign and wildlife cameras at wildlife overpass

February 05, 2014 - Road Ecology blog: No tresspassing sign and wildlife cameras at wildlife overpass, Hwy 69, Ontario, Canada. Human co-us...
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Road Ecology blog: Art on wildlife overpass, Hwy 69, Ontario, Canada

February 04, 2014 - Road Ecology blog: Art (drawings of animals) on wildlife overpass (about 30 m wide), Hwy 69, Ontario, Canada. I think h...
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Road ecology blog: Wildlife overpass (about 30 m wide), Hwy 69, Ontario, Canada

February 03, 2014 - Road ecology blog: Wildlife overpass (about 30 m wide), Hwy 69, Ontario, Canada. Wildlife overpass (about 30 m wide), a...
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Road ecology blog: Multifunctional underpass, A4 motorway, Parndorf, Austria

February 01, 2014 - Road ecology blog: Multifunctional underpass (about 45 m wide), under A4 motorway, Parndorf, Austria. Click here for im...
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Road ecology blog: Wildlife fence connects tightly to underpass, Parndorf, Austria

January 31, 2014 - Road Ecology blog: Wildlife fence connects tightly to multifunctional underpass (wildlife and farm road, about 36 m wide...
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Road Ecology blog: Low volume road at multifunctional underpass, Parndorf, Austria

January 30, 2014 - Road Ecology blog: Low volume road at multifunctional underpass (wildlife and farm road, about 36 m wide), under A4 moto...
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Road Ecology blog: Multifunctional overpass with traffic underneath, Austria.

January 29, 2014 - Multifunctional overpass (wildlife and farm road, about 100 m wide), across A4 motorway, Parndorf, Austria. The overpass...
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Road Ecology blog: Edge habitat on top of multifunctional overpass, Parndorf, Austria

January 28, 2014 - Road Ecology blog: Edge habitat on top of multifunctional overpass (wildlife and farm road, about 100 m wide), across A4...
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Road ecology blog: Weight and speed limit signs at multifunctional overpass, Austria

January 27, 2014 - Road ecology blog: Weight and speed limit signs at multifunctional overpass (wildlife, bicyclists, pedestrians; about 10...
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Road ecology blog: Salt block for wildlife on top of multifunctional overpass, Austria

January 26, 2014 - Road ecology blog: Salt block for wildlife on top of multifunctional overpass (wildlife and farm road, about 100 m wide)...
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Road ecology blog: Drainage pipe does not extend under the wildlife fence, Austria

January 25, 2014 - Road ecology blog: Drainage pipe does not extend under the wildlife fence under A4 motorway, Parndorf, Austria. If this...
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Road ecology blog: Multifunctional overpass, across A4 motorway, Parndorf, Austria

January 23, 2014 - Road ecology blog: Multifunctional overpass (wildlife, bicyclists, pedestrians; about 100 m wide), across A4 motorway, P...
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Road ecology blog: Hunting platfom right adjacent to multifunctional overpass, Austria

January 22, 2014 - Road ecology blog: Hunting platfom right adjacent to multifunctional overpass (wildlife and farm road, about 100 m wide)...
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Road ecology blog: Multifunctional overpass, Parndorf, Austria

January 21, 2014 - Multifunctional overpass (wildlife, bicyclists, pedestrians; about 100 m wide), across A4 motorway, Parndorf, Austria....
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Road ecology blog: Low volume road on top of multifunctional overpass, Parndorf, Austria

January 20, 2014 - Road ecology blog: Low volume road and cover on top of multifunctional overpass (wildlife, bicyclists, pedestrians; abou...
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Road ecology blog: multifunctional overpass, 100 m wide, Parndorf, Austria

January 19, 2014 - Road ecology blog: multifunctional overpass (wildlife, bicyclists, pedestrians; about 100 m wide), across A4 motorway, P...
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Road ecology blog: View from top of multifunctional overpass, Parndorf, Austria

January 18, 2014 - Road ecology blog: View from top of multifunctional overpass (wildlife, bicyclists, pedestrians; about 100 m wide), acro...
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Road ecology blog: Cover and food for wildlife on overpass, Parndorf, Austria

January 17, 2014 - Road ecology blog: Cover and food for wildlife (rose hips) on top of multifunctional overpass (wildlife, bicyclists, ped...
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Road ecology blog: Multifunctional overpass (about 100 m wide), Parndorf, Austria

January 16, 2014 - Road ecology blog: multifunctional overpass (wildlife, bicyclists, pedestrians; about 100 m wide), across A4 motorway, P...
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Road ecology blog: Wildlife fence, A4 motorway, Parndorf, Austria

January 15, 2014 - Road ecology blog: Wildlife fence and gate at multifunctional underpass, under A4 motorway, Parndorf, Austria. Click he...
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Road ecology blog: Wildlife fence and gate, near Parndorf, Austria

December 23, 2013 - Road ecology blog: Wildlife fence and gate at multifunctional underpass, under A4 motorway, Parndorf, Austria. To open...
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Outdoor recreation: Bicycle and horse trail route at multifunctional overpass, Austria

December 22, 2013 - Outdoor recreation: Bicycle and horse back riding route at multifunctional overpass (wildlife, bicyclists, pedestrians;...
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Road ecology blog: Cover on top of multifunctional overpass, Parndorf, Austria

December 21, 2013 - Road ecology blog: Cover on top of multifunctional overpass (farm road and wildlife, about 100 m wide), across A4 motorw...
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Road ecology blog: multifunctional overpass, Parndorf, Austria

December 20, 2013 - Road ecology blog: Approach of multifunctional overpass, across A4 motorway, Parndorf, Austria. Approach of multifuncti...
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Road ecology blog: Light in underpass for roads without median, Austria

December 19, 2013 - Road ecology blog: Grate in the median (lets some light and water into underpass) at multifunctional underpass under A4...
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Road ecology blog: Multifunctional underpass, under A4 motorway, Parndorf, Austria

December 18, 2013 - Road ecology blog: Multifunctional underpass (farm road and wildlife), under A4 motorway, Parndorf, Austria. Click here...
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Road ecology blog: Drainage system at multifunctional underpass, Parndorf, Austria

December 11, 2013 - Road ecology blog: Drainage system for run-off at multifunctional underpass, under A4 motorway, Parndorf, Austria. Run-...
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Road ecology blog: Wildlife fence and gate, Parndorf, Austria

December 09, 2013 - Road ecology blog: Wildlife fence and gate at multifunctional underpass, under A4 motorway, Parndorf, Austria Click her...
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Road ecology blog: Railroad and farm road at multifunctional underpass, Austria

December 07, 2013 - Road ecology blog: Railroad and farm road at multifunctional underpass, under A4 motorway, Parndorf, Austria. Click her...
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Road ecology blog: Berm and cover on multifunctional overpass, Austria

December 05, 2013 - Road ecology blog: Berm and cover on multifunctional overpass, across A4 motorway, Parndorf, Austria. The berm blocks v...
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Road ecology blog: Multifunctional underpass, Hwy 88 near Jackson, California, USA

December 03, 2013 - Road ecology blog: Multifunctional underpass, Hwy 88 near Jackson, California, USA. Click here for images of other mult...
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Road ecology blog: Broken wildlife fence, Sun Coast Parkway (Hwy 589), Florida, USA

November 23, 2013 - Road ecology blog: Broken wildlife fence leading up to underpass, Sun Coast Parkway (Hwy 589), Florida, USA. Click here...
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Road ecology blog: Multifunctional underpass, Parndorf, Austria

November 22, 2013 - Road ecology blog: Multifunctional underpass. Farm road, ditch and bike pedestrian pathway and well as a wildlife crossi...
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Road ecology blog: Long bridge elevating Tamiami Trail (US Hwy 41), Everglades, Florida, USA

November 18, 2013 - Road ecology blog: Construction of long bridge elevating Tamiami Trail (US Hwy 41), Everglades, Florida, USA. Click her...
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Road ecology blog: Wildlife underpass, Sun Coast Parkway (Hwy 589), Florida, USA

November 16, 2013 - Road ecology blog: Wildlife underpass, Sun Coast Parkway (Hwy 589), Florida, USA. Click here for more images of wildlif...
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Road ecology blog: Grass snake roadkill on low volume road on top of overpass, Austria

October 27, 2013 - Road ecology blog: Grass snake (Natrix natrix) roadkill on low volume road on top of multifunctional overpass (wildlife,...
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Road ecology blog: Wildlife underpass, S.R. 260, Arizona, USA

September 16, 2013 - Road ecology blog: Wildlife underpass, S.R. 260, Arizona, USA. Click here for more images of wildlife underpasses. Lik...
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Road ecology blog: Median of wildlife underpass, SR 260, SR 260, Arizona, USA

September 01, 2013 - Road ecology blog: Median of wildlife underpass, SR 260, Little Green Valley East underpass, SR 260, Arizona, USA. Clic...
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Road ecology blog: Wildlife cameras at crossing structures, Arizona, USA

August 27, 2013 - Road ecology blog: Wildlife cameras at crossing structures designed for desert bighorn sheep, Arizona, USA. For other i...
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Road ecology blog: Wildlife overpass for bighorn sheep, US Hwy 93, Arizona, USA

August 27, 2013 - Wildlife overpass designed for desert bighorn sheep (Ovis canadensis nelsoni), US Hwy 93, NW Arizona, USA. This particul...
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Road ecology blog: Wildlife jump-out or escape ramp, Nevada, USA

August 25, 2013 - Road ecology blog: Wildlife jump-out or escape ramp, Nevada, USA. The jump-out is designed for desert bighorn sheep (Ovi...
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Road ecology blog: Multifunctional underpass for desert bighorn sheep, Nevada, USA

August 25, 2013 - Road ecology blog: Multifunctional underpass for desert bighorn sheep, Nevada, USA. This is a very complex set of mitig...
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Road ecology blog: Wildlife jump-out with bar for desert bighorn sheep, Arizona, USA

August 23, 2013 - Road ecology blog: Wildlife jump-out or escape ramp with bar for desert bighorn sheep (Ovis canadensis nelsoni), US Hwy...
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Road ecology blog: Support columns and support walls for wildlife underpasses

August 22, 2013 - Road ecology blog: Support columns and support walls for wildlife underpasses. Support columns for bridges result in a...
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Road ecology blog: Underpass for desert bighorn sheep, US Hwy 93, Arizona, USA

August 21, 2013 - Road ecology blog: Underpass for desert bighorn sheep (Ovis canadensis nelsoni), White Rock Canyon bridge, US Hwy 93, Ar...
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Road ecology blog: Wildlife fence, US Hwy 93, NW Arizona, USA

August 21, 2013 - Road ecology blog: Wildlife fence designed for desert bighorn sheep (Ovis canadensis nelsoni), US Hwy 93, NW Arizona, US...
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Road ecology blog: Wildlife jump-out bar for desert bighorn sheep, US Hwy 93, Arizona, USA

August 20, 2013 - Road ecology blog: Wildlife jump-out or escape ramp with bar for desert bighorn sheep (Ovis canadensis nelsoni), US Hwy...
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Road ecology blog: Wildlife overpass for desert bighorn sheep, US Hwy 93, Arizona, USA

August 20, 2013 - Road ecology blog: Wildlife overpass designed for desert bighorn sheep (Ovis canadensis nelsoni), US Hwy 93, NW Arizona,...
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Road ecology blog: Wildlife overpass for desert bighorn sheep, US Hwy 93, NW Arizona, USA

August 19, 2013 - Road ecology blog: Wildlife overpass designed for desert bighorn sheep (Ovis canadensis nelsoni), US Hwy 93, NW Arizona,...
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Road ecology blog: Wildlife underpass, SR 260, east of Payson, Arizona, USA

July 13, 2013 - Road ecology blog: Wildlife underpass ("east underpass" at Little Green Valley) for deer (Odocoileus spp.) and elk (Cerv...
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Southwest landscapes: Marble Canyon, Glen Canyon National Recreation Area, Arizona, USA

July 05, 2013 - Southwest landscapes: Marble Canyon, Glen Canyon National Recreation Area, Arizona, USA. Click here for other images fr...
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Road ecology blog: Gate and fence associated with an underpass, near Havre, Montana, USA

November 16, 2012 - Gate and wildlife fence associated with an underpass, near Havre, Montana, USA. Gates allow for easy human access; for e...
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Road ecology blog: Wildlife fence associated with an underpass, near Havre, Montana, USA

November 15, 2012 - Wildlife fence associated with an underpass, near Havre, Montana, USA Like Marcel Huijser Photography on Facebook: http...
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Road Ecology Blog: wildlife jump-out, near Havre, Montana, USA

November 14, 2012 - This wildlife jump-out or escape ramp is located near Havre, Montana, USA. It allows animals that are trapped in the fen...
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Road Ecology Blog: Wildlife underpass, fencing and jump-outs, near Havre, Montana, USA

November 13, 2012 - Wildlife underpass, fencing and jump-outs, near Havre, Montana, USA. Click here for more images of the wildlife underpas...
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Road ecology blog: Rails to trails Route of the Hiawatha, Idaho, USA

October 25, 2012 - Road ecology blog: Rails to trails Route of the Hiawatha, Idaho, USA. For more information about the bike trail on the b...
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