Area of Focus: Mammals

California is using GPS collars on every black bear returned to the wild

Managers can close roads in the backcountry to benefit grizzlies but leave others open for recreation

South Dakota’s Custer State Park hosts some 1,500 bison

The ultrasound that flying mammals rely on could be masked by music

Mule deer had high stress hormone levels amid B.C. wildfires

Artificial bat roosts have downsides, but some tweaks can improve them

The designation adds flexibility for wildlife managers looking to mitigate human-wildlife conflict

As rabies declines in raccoons, it’s rising in bats

Chernobyl explosion isn’t the only source of cesium-137 in wildlife

Pack position and physical health also influenced cortisol levels