Classified as critically endangered and believed to have a rapidly declining population and habitat area, pygmy three-toed sloths (Bradypus pygmaeus) are native exclusively to the island of Escudo de ...

Moo Deng ruled the internet in 2024, but a new baby pygmy hippo may be coming for the crown this new year. The Metro Richmond Zoo in Virginia announced the name of its very own baby pygmy ...

The spring pygmy sunfish has been teetering on the brink of extinction for the 70-plus years it's been known to science. Existing only in one spring complex in the Tennessee River watershed in Alabama ...

Cactus ferruginous pygmy owls are named for the saguaro cactuses they live in, their rusty-colored stripes, and their small size. They’re as fierce as they are small: These 2.5-ounce raptors prey on ...