Animal classification is based on available evidence, but that evidence continues to change. The video examines three animals whose current placement is increasingly questioned by scientists. New ...

SALEM Ore. (KPTV) - Animal rights advocates are trying to qualify a ballot measure in Oregon that would dramatically change how animals are treated under state law, including banning most hunting, ...

There is no agreement on how to classify, define or diagnose hip-related pain—a common cause of hip and groin pain in young and middle-aged active adults. This complicates the work of clinicians and ...