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Road ecology blog: Gate, with push button, Mountain Zebra National Park, South Africa

December 06, 2019 - Road ecology blog: Gate, with push button, Mountain Zebra National Park, Eastern Cape, South Africa Click here for...
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Road ecology blog: Gate, push button to open, Addo Elephant National Park, South Africa

December 02, 2019 - Road ecology blog: Gate, push button to open, leaving picknick area, Addo Elephant National Park, Eastern Cape, South Af...
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Road ecology blog: Penguin fence, Simon's Town, Western Cape, South Africa

December 01, 2019 - Road ecology blog: Penguin fence to keep penguins out of gardens, a golf course, and a road, Simon's Town, Western Cape,...
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Road ecology blog: Electrified strings to exclude elephants from a waterhole

November 29, 2019 - Road ecology blog: Electrified strings to exclude elephants from a waterhole, Addo Elephant National Park, Eastern Cape,...
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Elephant fencing, Addo Elephant National Park, Eastern Cape, South Africa

November 26, 2019 - Elephant fence, Addo Elephant National Park, Eastern Cape, South Africa. Originally developed in 1954 by Graham Armstron...
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Road ecology blog: Elephant fence, Addo Elephant National Park, Eastern Cape, South Africa

November 23, 2019 - Road ecology blog: Elephant fence, Addo Elephant National Park, Eastern Cape, South Africa. Developed in1954 by Graham A...
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Fence and willow shrubs in a snowy landscape, Big Hole Valley, Montana, USA

April 12, 2019 - Fence and willow shrubs in a snowy landscape, Big Hole Valley, Montana, USA Fence and willow shrubs in a snowy landsc...
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Elk (Cervus canadensis) got its leg caught in the right-of-way fence and died

April 09, 2019 - Elk (Cervus canadensis) got its leg caught in the right-of-way fence and died, near Bannack, Montana, USA Examples...
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Road ecology blog: Wildlife jump-out along railroad tracks, Soest, The Netherlands

April 02, 2019 - Road ecology blog: Wildlife jump-out along railroad tracks, Soest, The Netherlands Click here for more images of wi...
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Road ecology blog: Row of root wads on the approach of wildlife overpass

April 01, 2019 - Road ecology blog: Row of root wads on the approach of wildlife overpass across railroad tracks, Soest, The Netherlands...
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Road ecology blog: Fence separating wildlife from people on top of overpass

March 18, 2019 - Road ecology blog: Fence, berm and shrubs separating wildlife from people on a hiking and biking trail on top of overpas...
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Road ecology blog: Wildlife warning sign for deer, Drenthe, The Netherlands

March 15, 2019 - Road ecology blog: Wildlife warning sign for deer, Spieregerweg, near Spier, Drenthe, The Netherlands
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Road ecology blog: Wildlife jump-out, near Spier, Drenthe, The Netherlands

March 15, 2019 - Road ecology blog: Wildlife fence and jump-out along A28 motorway, near Spier, Drenthe, The Netherlands. The fence is a...
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Wildlife fence along A28 motorway, near Spier, Drenthe, The Netherlands

March 14, 2019 - Road ecology blog: Wildlife fence along A28 motorway, near Spier, Drenthe, The Netherlands. The fence is a barrier for m...
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Road ecology blog: Wildlife fence for large, medium mammals and amphians and reptiles

February 15, 2019 - Road ecology blog: Wildlife fence for large mammals (e.g. roe deer (Capreolus capreolus), medium mammals (e.g. Eurasian...
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Road ecology blog: Wildlife fence for large mammals and medium sized mammals

February 06, 2019 - Road ecology blog: Wildlife fence for large mammals and medium sized mammals (e.g. Eurasian badger (Meles meles)), A2 mo...
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Road ecology blog: Pool for amphibians on top of wildlife overpass

January 31, 2019 - Road ecology blog: Pool for amphibians on top of wildlife overpass. Wildlife overpass Groote Heide, across A2 motorway...
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Road ecology blog: Fence to block wild boar from accessing wildlife overpass.

January 30, 2019 - Road ecology blog: Fence to block wild boar from accessing wildlife overpass. Wildlife overpass Groote Heide, across A2...
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Road ecology blog: Jump-out or escape ramp, The Netherlands

January 29, 2019 - Road ecology blog: Jump-out or escape ramp, allowing large and medium sized mammals to escape from the fenced road corri...
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Road ecology blog: Wildlife overpass Groote Heide, across A2 motorway, The Netherlands

January 24, 2019 - Road ecology blog: Wildlife overpass Groote Heide, across A2 motorway (about 50 m wide), The Netherlands. This overpass...
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Road ecology blog: Badger gate allowing for escape from the fenced road corridor

January 23, 2019 - Road ecology blog: Adam Hofland (national coordinator Dutch defragmentation program (MJPO), demonstrates a b adger gate...
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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: Cable barrier, US Hwy 64, near Roper, North Carolina, USA

January 09, 2019 - Road ecology blog: Cable barrier, US Hwy 64, near Roper, North Carolina, USA
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Road ecology blog: Gap and wildlife trail under wildlife fence for black bear

January 08, 2019 - Road ecology blog: Gap and wildlife trail under wildlife fence for black bear (Ursus americanus), 3 m high (10 ft), US H...
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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: Fence designed to keep koala off the highway, Australia

January 03, 2019 - Road ecology blog: Fence designed to keep koala (Phascolarctos cinereus) off the highway, M79, between Harcourt and Fara...
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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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Road ecology blog: At-grade crossing opportunity for large mammals

December 11, 2018 - Road ecology blog: At-grade crossing opportunity for large mammals at a gap in the wildlife fence with reduced posted sp...
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Road ecology blog: Turtle fence and dry culvert used by turtles, Nebraska

December 10, 2018 - Road ecology blog: Turtle fence and dry culvert used by turtles, Valentine National Wildlife Refuge, Ballard's South, Va...
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Road ecology blog: Amphibian tunnels with open slotted roofs and barrier wall

December 09, 2018 - Road ecology blog: Images below: Amphibian tunnel with open slotted roof (ACO) and barrier or wall for amphibians, inte...
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Road ecology blog: Amphibian tunnel and barrier wall for amphibians

December 08, 2018 - Road ecology blog: Amphibian tunnel with open slotted roof and barrier wall for amphibians (integrated into roadbed), De...
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Road ecology blog: Common toad (Bufo bufo) screens and buckets, The Netherlands

December 07, 2018 - Road ecology blog: Common toad (Bufo bufo) screens and buckets, Rijksstraatweg Elsterstraatweg N225 just west of Elst, U...
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Road ecology blog: Solid plastic fence (Animex) designed as a barrier for herpetofauna

December 06, 2018 - Road ecology blog: Temporary demonstration installation of solid plastic fence (Animex) designed as a barrier for herpet...
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Road ecology blog: Barrier wall for turtles, aligators, snakes and amphibians, Florida, USA.

December 03, 2018 - Road ecology blog: Barrier wall (about 1.2 m tall) for turtles, alligators, snakes and amphibians, Lake Jackson Ecopassa...
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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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Warning sign, deer migration area, next 3 miles, Utah, USA

March 26, 2018 - Warning sign, deer migration area, next 3 miles, Utah, USA Note the mule deer carcass right in front of the sign....
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Warning sign, speed limit 30 mph, watch for wildlife, Colorado, USA

March 22, 2018 - Warning sign, variable message sign, speed limit 30 mph, watch for wildlife, Colorado, USA Click here for other image...
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Wildlife jump-out, Utah, USA

March 20, 2018 - Wildlife jump-out, Utah, USA Click here for more images of wildlife jump-outs or escape ramps. Like Marcel Huijser P...
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Road ecology blog: Wildlife guard at access road, Utah, USA

March 19, 2018 - Road ecology blog: Wildlife guard at access road, Utah, USA Click here for other images of wildlife guards, cat...
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Road ecology blog: Greater rhea (Rhea americana) crosses right-of-way fence, Brazil

October 14, 2017 - Road ecology blog: Greater rhea (Rhea americana) crosses right-of-way fence, near Bonito, Mato Grosso do Sul, Brazil. Ne...
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Fence to protect riparian area along a creek, Montana, USA

June 08, 2017 - Fence to protect riparian area along a creek, Montana, USA
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Road ecology blog: The Stuffed Teddy Bear Phenomenon

May 31, 2017 - Road ecology blog: Multi-functional underpass (water, wildlife) and short section of wildlife fencing, US Hwy 89, near D...
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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: Wildlife warning signs for bighorn sheep (Ovis canadensis), Montana, USA

November 19, 2016 - Road ecology blog: Wildlife warning signs for bighorn sheep (Ovis canadensis), Montana, USA. Click here for other ima...
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Road ecology blog: Wildlife underpasses, fences and jump-outs, US Hwy 95, Idaho, USA

November 18, 2016 - Road ecology blog: Wildlife underpasses, fences and jump-outs, US Hwy 95, Bonners Ferry, Idaho, USA Image below: Fernan...
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Road ecology blog: Bighorn sheep (Ovis canadensis) crossing highway at a fence end

November 08, 2016 - Road ecology blog: Bighorn sheep (Ovis canadensis) crossing highway at a fence end, Hwy 3, Crowsnest Pass, Alberta, Cana...
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Road ecology blog: Wildlife trail at fence-end (fence end run).

November 03, 2016 - Road ecology blog: Wildlife trail at fence-end (fence end run), US Hwy 95, Bonners Ferry, Idaho, USA. This is an indicat...
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Road ecology blog: Mitigation for bighorn sheep, near Thompson Falls, Montana, USA

October 27, 2016 - Road ecology blog: Mitigation measures for bighorn sheep, near Thompson Falls, Montana, USA. This section of Hwy 200 nee...
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Rocky Mountain wildlife: Bighorn sheep (Ovis canadensis), Crowsnest Pass, Alberta, Canada

October 25, 2016 - Rocky Mountain wildlife: Bighorn sheep (Ovis canadensis), Crowsnest Pass, Alberta, Canada. Click here for other ima...
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Road ecology blog: Bighorn sheep (Ovis canadensis) on and along highway, Alberta, Canada

October 24, 2016 - Road ecology blog: Bighorn sheep (Ovis canadensis) on and along highway at a fence end, Hwy 3, Crowsnest Pass, Alberta,...
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Road ecology blog: walking the fence

June 10, 2016 - Road ecology blog: Common snapping turtles walking the fence, Valentine National Wildlife Refuge, Nebraska. This was an...
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Road ecology blog: Researchers at work for a turtle project

April 15, 2016 - Road ecology blog: Researchers at work for a turtle project, Valentine National Wildlife Refuge, Nebraska, USA Image be...
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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: Fence markers to reduce sage grouse strikes, Montana, USA

August 15, 2015 - This is a relatively simple measure landowners can implement to reduce unnatural mortality of sage grouse, especially ne...
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Road ecology blog: Cattle guard on gravel road, Montana, USA

August 13, 2015 - Road ecology blog: Cattle guard on gravel road, Montana, USA. Click here for other images of wildlife guards, cattle gu...
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Road ecology blog: Run-off is directly deposited in stream, Brazil

August 06, 2015 - Multi-functional culvert, SP-270 about 70 km south east of Presidente Prudente, São Paulo, Brazil. Note that the run-off...
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Road ecology blog: Gaps in wildlife fences, Brazil

August 04, 2015 - Road ecology blog: Gaps in wildlife fences, Brazil. Click here for images of wildlife fencing. Click here for images o...
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Road ecology blog: Basin for runoff from road

July 23, 2015 - Road ecology blog: Basin for runoff from road, SP-225 motorway, São Paulo, Brazil. This is a better alternative than du...
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Road ecology blog: maintenance and design issues with wildlife fences, Brazil

July 14, 2015 - Image below: a maintenance problem: An animal (probably a nine-banded armadillo (Dasypus novemcinctus)) dug a gap under...
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Road ecology blog: Disintegrated concrete fence post and wildlife fence, São Paulo, Brazil

July 13, 2015 - Image below: Road ecology blog: Disintegrated concrete post of a wildlife fence, SP-225 Motorway, near Brotas, São Paulo...
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Restoration of native vegetation, Yellowstone National Park, Montana, USA.

May 19, 2015 - Restoration of Lands on the Gardiner Basin Winter Range, Yellowstone National Park, Montana, USA. The area was settled i...
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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: Hole in wildlife fence in median near underpass, São Paulo, Brazil

January 16, 2015 - Road ecology blog: Hole in wildlife fence in median near underpass, SP-225 near Brotas, São Paulo, Brazil. This is in t...
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Road ecology blog: Drainage from road under wildlife fence at underpass, São Paulo, Brazil

January 06, 2015 - Drainage from road under wildlife fence at underpass, SP-270 about 70 km south east of Presidente Prudente, São Paulo, B...
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Road ecology blog: Wildlife fence east of Presidente Prudente, São Paulo, Brazil

January 05, 2015 - Road ecology blog: Wildlife fence, SP-270 about 70 km south east of Presidente Prudente, São Paulo, Brazil. Click here...
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Road ecology blog: Livestock warning sign, Minas Gerais, Brazil

December 11, 2014 - Road ecology blog: Livestock warning sign, near Vargem Bonita, Parque Nacional da Serra da Canastra, Minas Gerais, Brazi...
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Road ecology blog: Who needs fence posts? Termites will do the job just fine!

December 06, 2014 - Road ecology blog: Termite mound covering a livestock fence along a dirt road, near São José do Barreiro, Parque Naciona...
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Road ecology blog: Damaged fence, SP-225, near Brotas, Brazil

September 27, 2014 - Road ecology blog: Damaged fence, SP-225, near Brotas, Brazil. Proper design and maintenance of wildlife fencing is ess...
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Road ecology blog: Hair of maned wolf caught in barbed wire of right-of-way fence, Brazil

September 23, 2014 - Road ecology blog: Hair of maned wolf (Chrysocyon brachyurus) caught in barbed wire of right-of-way fence along motorway...
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Road ecology blog: Fence and multifunctional underpass, near Brotas, Brazil

September 17, 2014 - Road ecology blog: Fence and multifunctional underpass along SP-225 tollroad, near Brotas, Brazil Click here for more i...
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Road ecology blog: Public road through private lands, Montana, USA

August 07, 2014 - Road ecology blog: Public road through private lands. This gate and sign mark a a public land / private land boundary al...
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Road ecology blog: Wildlife jump-out or escape ramp, Wyoming, USA

July 23, 2014 - Road ecology blog: Wildlife jump-out or escape ramp, US Hwy 191, North of Daniel Jct, near Pinedale, Wyoming, USA. This...
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Road ecology blog: Gate next to double wide cattle guard, Wyoming, USA

July 22, 2014 - Road ecology blog: Gate next to double wide cattle guard, US Hwy 191, North of Daniel Jct, near Pinedale, Wyoming, USA...
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Road ecology blog: Multifunctional underpass, US Hwy 191, near Pinedale, Wyoming, USA

July 21, 2014 - Road ecology blog: Multifunctional underpass for water, and at times, for livestock, US Hwy 191, North of Daniel Jct, ne...
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Road ecology blog: cattle guard to exclude wild ungulates from fenced road, Wyoming, USA

July 17, 2014 - Road ecology blog: Double wide cattle guard to exclude wild ungulates from fenced road corridor, US Hwy 191, North of Da...
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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: Wildlife guard with escape ramp, near Kootwijk, The Netherlands

May 06, 2014 - Image below: Mandatory maximum speed limit 60 km per hour zone, at wildlife guard (cattle guard), near Kootwijk, The Net...
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Road ecology blog: Swing gate, The Netherlands

May 02, 2014 - Road ecology blog: Swing gate, set at an angle so it closes through gravity, The Netherlands. This fence keeps red deer...
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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: Snug fit of a gate at a wildlife fence, The Netherlands

April 17, 2014 - Road ecology blog: Snug fit of a gate at a wildlife fence, south of Otterlo, The Netherlands. The snug fit discourages a...
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Road ecology blog: Wildlife fence, south of Otterlo, The Netherlands

April 16, 2014 - Road ecology blog: Wildlife fence, south of Otterlo, The Netherlands. Click here for more images of wildlife fencing....
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Road Ecology blog: Seasonal barriers and pittfalls for common toads, The Netherlands

April 02, 2014 - Seasonal amphibian barriers for common toads (Bufo bufo), Soest, The Netherlands. Note that there are pitfalls (buckets)...
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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: Moose wildlife fence along the E6 motorway, near Ljugskile, Sweden

March 14, 2014 - Road ecology blog: Moose (Alces alces) wildlife fence along the E6 motorway, near Ljugskile, Sweden. Click here for mor...
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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: Box culvert for turtles, Hwy 69, Ontario, Canada

February 02, 2014 - Road Ecology blog: Box culvert for turtles, Hwy 69, Ontario, Canada. Turtle underpass, Hwy 69, Ontario, Canada. The tur...
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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: 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: 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: 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: Wildlife guard for tule elk, California, USA

December 13, 2013 - Road ecology blog: Wildlife guard for tule elk (Cervus canadensis nannodes), Point Reyes National Seashore, California,...
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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: 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: 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 jump-out or escape ramp, Arizona, USA

September 23, 2013 - Road ecology blog: Wildlife jump-out or escape ramp, Arizona, USA. Note the drainage pipe in the retaining wall. Click...
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Road ecology blog: Retaining wall at wildlife underpass, Arizona, USA

September 19, 2013 - Road ecology blog: Retaining wall to allow for a wider flat area at wildlife underpass, Arizona, USA. Click here for mo...
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Road ecology blog: Wildlife jump-out with plank on top, Arizona, USA

September 18, 2013 - Road ecology blog: Wildlife jump-out with plank on top, Arizona, USA. Wildlife jump-out with plank on top, Arizona, USA...
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Road ecology blog: Livestock fence with plastic tube over top wire, SR 260, Arizona, USA

September 12, 2013 - Road ecology blog: Livestock fence with plastic tube over the top wire, SR 260, west of Kohl's Ranch, Arizona, USA. The...
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Road ecology blog: Wildlife fence does not connect to the ground, Arizona, USA

August 31, 2013 - Road ecology blog: Wildlife fence does not connect to the ground, Arizona, USA. Wildlife fence does not connect to the...
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Road ecology blog: Escape opportunity for small animals under wildlife guard, Arizona, USA

August 26, 2013 - Road ecology blog: Combined drainage and escape for small animals under wildlife guard, Arizona, USA. Combined drainage...
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Road ecology blog: Wildlife guard at access road US Hwy 93, Arizona, USA

August 26, 2013 - Road ecology blog: Wildlife guard at access road US Hwy 93, Arizona, USA. On the second image: Blocked concrete edge at...
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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: 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: Virtual cattle guard, Arizona, USA

July 30, 2013 - Road ecology blog: Painted stripes on pavement as a virtual cattle guard, Hwy 89A, east of Jacob Lake, Arizona, USA....
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Road ecology blog: Wildlife jump-out or escape ramp, SR 260, east of Payson, Arizona, USA

July 22, 2013 - Road ecology blog: Wildlife jump-out or escape ramp, SR 260, east of Payson, Arizona, USA. Wildlife jump-outs or escape...
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Road ecology blog: Multifunctional underpass, SP-225, near Brotas, Brazil

July 18, 2013 - Road ecology blog: Multifunctional underpass, SP-225, near Brotas, Brazil. Click here for other images of multifunction...
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Road ecology blog: Fence and multifunctional underpass, SP-225, near Brotas, Brazil

July 17, 2013 - Road ecology blog: Fence and multifunctional underpass, SP-225, near Brotas, Brazil. Click here for other images of wil...
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Road ecology blog: Wildlife fence with metal posts, near Payson, Arizona, USA

July 16, 2013 - Road ecology blog: Wildlife fence with metal posts as a barrier for deer (Odocoileus spp.) and elk (Cervus canadensis) a...
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Road ecology blog: Double wide cattle guard at access road, Arizona, USA

July 16, 2013 - Road ecology blog: Double wide cattle guard as a barrier for deer (Odocoileus spp.) and elk (Cervus canadensis) at acces...
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Road ecology blog: Electric mat associated at fence end, east of Payson, Arizona, USA

July 05, 2013 - Electric mat (CrossTek™, formerly Electrobraid ™) associated with an animal detection and driver warning system at a fen...
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Road ecology blog: Railroad fence and underpasses along Trans-Mongolian railroad

May 22, 2013 - Road ecology blog: Railroad fence and underpasses along Trans-Mongolian railroad. The Trans-Mongolian railway connects...
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Road ecology blog: Wildlife warning sign for Mongolian gazelles, near Choyr, Mongolia

May 01, 2013 - Road ecology blog: Wildlife warning sign for Mongolian gazelles (Procapra gutturosa) along A0101 paralleling Trans-Mongo...
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Montana wildlife: Sage grouse photography: "the making of"

April 27, 2013 - There is quite a lot of preparation that goes into photographing sage grouse (Centrocercus urophasianus) at a lek. Of co...
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Travel: Chinese - North Korean border, Jilin Province, China

January 11, 2013 - Travel: Chinese - North Korean border, Jilin Province, China. This sign states, in Chinese as well as Korean, that it is...
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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: modification to wildlife guard at access road

June 12, 2012 - Last month I wrote about wildlife guards with standard bars and modified bridge grate, and I also reported on a modifica...
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Road ecology blog: Swing gate for horses and riders adjacent to a wildlife guard

May 08, 2012 - Wildlife guards are typically designed to keep wild ungulates or livestock from getting into or getting out of an area w...
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Road ecology blog: wildlife guard and gate at access road

May 07, 2012 - A few weeks ago I showed images of a wildlife guard that was constructed with modified bridge grate. Modified bridge gra...
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Road ecology blog: Root wad of tree pulls up wildlife fence

May 01, 2012 - All trees eventually fall down. When a tree falls down damage can occur to whatever surrounds the tree. In this case a w...
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Road ecology blog: fence markers or flags for sage grouse

April 27, 2012 - Sage grouse (Centrocercus urophasianus) populations in North America are under pressure from a range of issues. Some of...
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