Geri is a Chimera cat, meaning that two separate embryos fused together during her mother’s pregnancy. The result is this ...

Northern cardinals, blue jays, American robins, and house sparrows are common birds throughout city life. These small, ...

A dog and an emu had a lot of fun in a garden in Western Australia. 'Clover' the dog teased big bird 'Percy' over and over ...

Most bird species don’t fly above a few thousand feet in the air. But there are a few outliers. Here are some of the species that push the boundaries of their aerial potential – with a focus on the ...

Researchers have successfully adapted a standardized system for analyzing facial expressions to include bonobos, our closest ...