The Smithsonian’s National Zoo in Washington, D.C., announced the death of Athena, a 7-year-old sloth. The animal, a Linnaeus ...

Athena, a fan-favorite two-toed sloth at the National Zoo in DC, died after a sudden medical decline, officials announced.

WASHINGTON — The National Zoo is grieving the loss of a 7-year-old sloth named Athena, who died after a "sudden and irreversible" health decline. According to the National Zoo, Athena developed ...

Sloths, the world's slowest mammals, have evolved over 64 million years into a species that thrives throughout Central America and northern South America, but climate change and human sprawl could be ...

This video revisits a rare close-up look at one of the slowest animals on Earth. Detailed footage captures how a sloth ...

Lightning the two-toed sloth is expecting her first child this fall and is practicing for motherhood with a small plush sloth Lightning the two-toed sloth has a new friend! The Cincinnati Zoo resident ...

LAS VEGAS (KTNV) — No more sloths at SeaQuest. Clark County Animal Control is taking swift action after two of the slow-moving mammals died at the local attraction within a nine-month period. Newly ...

The National Zoo's Small Mammal House has a new resident: Athena the two-toed sloth. The 1.5-year-old shares her home with the zoo's golden lion tamarins, an aracari and Vlad, a 34-year-old male ...

A sloth scientist, her tree-climbing BFF, and their dog work to save Costa Rica’s sloth populations in groundbreaking ways, all while capturing rarely seen wild sloth behaviors and reimagining what it ...

'Lightning' the sloth's favorite place to be is in this bucket. By hanging, sloths exert zero energy. "Lightning" the pregnant sloth is a bit of a contradiction. The Cincinnati Zoo mammal can be ...