A queen ant in southern Europe has become the first known animal to consistently produce offspring that are members of a different species.

We like to draw a line between humans and animals, a clear divide built on memory, empathy, and invention. But that line doesn’t always hold. Apes steal territory. Parrots ace memory tests. Bees react ...

Babbling in babies and marmoset monkeys shows how brain growth and feedback from caregivers shape language learning.

The persistent presence of humans and their infrastructure in U.S. national parks has yielded dramatic changes in the behaviors of large animals who live there, a new study has found. Even during the ...

Language shapes the way we view our world. In the field of wildlife conservation, even very subtle word choices drive peoples’ perceptions around individual species or situations. These word choices ...

Humans have caused wild animals to shrink and domestic animals to grow, according to a new study out of the University of ...