"We are entering an existential crisis for the world's wild animals," the study warns. "Increases in global temperature can ...

The presence of humans and human infrastructure in U.S. national parks has lasting effects on the behaviors of the large ...

CHICAGO -- A pair of rare Amur leopard cubs were born at the Brookfield Zoo Chicago earlier this month, the zoo announced ...

Research shows wild animal fights can carry long-term costs - affecting survival, reproduction, and even shaping species ...

With it's widely varied landscapes, Arizona is home to so many cool creatures. These are 10 of the most unique animals. Have ...