Wildlife advocates say wolves like Cedar could soon be trapped on one side of the border or the other, unable to roam.

As border wall construction accelerates, ecologists are cataloging wildlife on both sides of the international boundary and ...

Explore the rugged beauty of Texas’s westernmost city with this sweeping drone tour of El Paso. The flight opens with a stunning view of the Franklin Mountains cutting through the heart of the city, ...

The Phoenix Zoo fears border wall expansion plans on the Arizona-Mexico border will endanger species in two areas they study.

JACUMBA, Calif. (KGTV) — New border security measures in the Jacumba Wilderness are raising concerns among wildlife scientists about the safety of endangered Peninsular bighorn sheep. Razor wire and ...

The damage to the massive, rare site came just days after Tohono O’odham Nation leaders urged Homeland Security Secretary ...