For the briefest moment earlier this year, the Eurasian lynx — extinct in the U.K. for thousands of years — returned to the ...

Any animal’s eye color is determined by its levels of two melanin pigments: eumelanin, which makes brown-black, and ...

The Phoenix Zoo announced that their brand new habitat, Big Cats of Arizona, will hold its grand opening in April.

According to the zoo, more than $5.3 million was raised to build a new habitat for mountain lions and jaguars. Here's what ...

In the snaps, Cali and Luna can be seen swimming together as they make their way around their enclosure. During their dip, ...