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Piet Huijser, mountaineering, Idaho

May 05, 2019 - Piet Huijser, mountaineering, Idaho

January 13, 2019 - Road ecology blog: Pamela Denmon (USFWS) demonstrates where the plastic corrugated pipe should be located with short veg...

January 12, 2019 - Road ecology blog: Plastic corrugated pipe designed as a barrier to keep Northern diamondback terrapins (Malaclemys terr...

January 09, 2019 - Road ecology blog: Cable barrier, US Hwy 64, near Roper, North Carolina, USA

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...

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...

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

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...

January 03, 2019 - Road ecology blog: Fence designed to keep koala (Phascolarctos cinereus) off the highway, M79, between Harcourt and Fara...

April 21, 2015 - Road ecology blog: Wildlife fence (3 m (10 ft) high, chain-link) with overhang to keep Florida panthers (Puma concolor c...

March 05, 2015 - Rocky Mountain wildlife: Bighorn sheep ram (Ovis canadensis) jumping on cliff, Wyoming, USA. Click here for other image...

May 08, 2014 - Road ecology blog: Wildlife guard (cattle guard) on bicycle path with escape ramp for small mammals, reptiles, amphibian...

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

April 15, 2014 - Road ecology blog: wildlife guard and escape ramp for small animals, National Park Hoge Veluwe, The Netherlands. The fe...