A new study looks at how barriers block wildlife at the border
- Sky Island Alliance and Wildlands Network
- Updated
Watch trail camera footage of different animals at the U.S.-Mexico border.
As featured on
In Arizona, 10 of the 12 women listed in the National Missing and Unidentified Persons System had lived in rural areas, according to an Arizona State University research study. Their ages ranged from 20 to 54.
Bollard-style walls designed to keep people from crossing the U.S.-Mexico border also block the movements of bears, mountain lions, deer and other animals, according to a study on border barriers and wildlife.
A new stretch of border wall will soon be built through the San Rafael Valley, southeast Arizona's last major open space for cross-border wildlife migration, and a place where humans are rarely seen.

