Once called “America’s last jaguar,” the solitary male wandered across the southern border in 2011 and became the centerpiece ...

There is an exquisite irony that the same men who have spent the last decade signal-boosting a circle jerk of masculinist ...

All species have evolved with competition, and the five species of large African carnivore—the lion, spotted hyena (hereafter hyena), wild dog, leopard, and cheetah—are perfect examples of this ...

Haleakalā National Park is home to many birds and animals found only in the Hawaiian Islands, including the endangered Maui parrotbill.

The only species ever to become extinct more than once, the Pyrenean ibex, native to the Pyrenees mountains, first died out ...

Humans, unlike, say, our furry friends, struggle to see in the dark. We also have pretty active and imaginative brains. This ...