How wildlife bridges over highways make animals—and people—safer
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Descrição
Bridges for bears and tunnels for tortoises have significantly reduced the number of wildlife-car collisions worldwide.
How Wildlife Bridges Over Highways Make Animals—And People—Safer
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I-90 Wildlife Corridor Campaign
How Do Animals Safely Cross a Highway? Take a Look. - The New York Times
Reducing Deaths for Wildlife and People on Wyoming Highways
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Making highways safer with your help - Yellowstone to Yukon Conservation Initiative
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