wildlife crossings


How Much Do You Know About Wildlife Crossings?

Most people use roads on a daily basis. Yet sadly, vehicles kill millions of birds, reptiles and mammals each year. Luckily, in more and more municipalities, new crossings – overpasses, underpasses and even …


What a Year for #SaveLACougars! Ten Highlights from 2015

What a year for the #SaveLACougars campaign: from seeing the first design concepts of the Liberty Canyon Wildlife crossing, to raising our first $1 million for the campaign, to surprise cougar kittens …

Deer Posing for Camera by VTFWS

What Do Culverts and Lemons Have in Common?

As a society largely dependent on transportation infrastructure for the movement of people, goods, and services, the negative ecological consequences of transportation are inevitable. From noise and chemical pollution to …

Wildlife Crossing in Banff National Park by Anthony P. Clevenger of Western Transportation Institute

Is Less Always More?

Since its first introduction in 1975, the single large or several small (SLOSS) debate has sparked considerable controversy among conservation practitioners. Originally derived for providing recommendations for wildlife refuge design, …

The Real Cougars of L.A.

Meet the Real Cougars (Mountain Lions) of L.A.

Animals' Bridge

COOL CROSSINGS: Vote for Your Favorite Wildlife Crossing


Rainn Wilson (and Ranger Rick) Want You to Help Build…


#SaveLACougars receives $1 million for wildlife crossing! Help us match it!

We have some incredible news to announce for the #SaveLACougars campaign! Yesterday, the State of California Coastal Conservancy (SCC) voted unanimously to grant $1 million to help fund the environmental …

p13 kittens NPS

Good News for Los Angeles Mountain Lions! CalTrans Pursuing Wildlife Crossing

The now famous P22, the mountain lion who crossed two eight-lane freeways to find a new home, has captured the imagination of people in Los Angeles and beyond with his …

mountain lion crossing

Getting Wildlife (Safely) to the Other Side of the Road

More and more, mountain lions are tragically being injured or killed on the heavily-trafficked roads outside Los Angeles that cut through their mountain habitat. And as sprawling development consumes significant …

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