Colorado’s newest wildlife crossing is an overpass, one built so animals can walk over one of the state’s busiest highways ...

A bridge that spans across the Mississippi River from Iowa to Illinois is getting old. Instead of tearing it down, Chad Pregracke has another idea. “It’s one thing to talk about something, it’s ...

Every day, one million native vertebrates are killed on roads within the U.S. That’s not a metaphor—it’s a staggering reality revealed by transport ecologists, and it highlights the importance of ...

A decades-long project to open the world's largest wildlife crossing across a 10-lane Southern California freeway is almost complete. The Wallis Annenberg Crossing links critical habitats on both ...

The Wallis Annenberg Wildlife Crossing, which will be the largest wildlife bridge in the world, is in its final stages of construction in Agoura Hills. The bridge is scheduled to open in 2026 and ...

Crews will soon start work on the final stage of construction. The vegetated bridge is expected to reconnect the Santa Monica Mountains to other areas. Crews will soon start work on the final stage of ...

Construction on the Wallis Annenberg Wildlife Crossing reached a major milestone on Monday. Workers began laying dirt down on the bridge spanning the 10 lanes of the 101 Freeway in Agoura Hills that ...