Sloths may seem like quirky tree-dwellers today, but their past reveals a dynasty of giants that once roamed the Americas.

Meet the world’s first sloth detective dog, Keysha. Meet the world’s first sloth detective dog, Keysha —trained to sniff out sloth poop and empower the world’s first ever sloth census!

While humans wouldn’t be very happy to find that organisms were growing on their skin, particularly fungi, algae, and insects, it works out pretty well for sloths. Sloths may be hosting entire ...

Ancient sloths lived in trees, on mountains, in deserts, boreal forests and open savannahs. These differences in habitat are primarily what drove the wide difference in size between sloth species.

CC0 Usage Conditions ApplyClick for more information. Coprolite is the official name for it, but what could be more weird than 10,000-year-old mummified dung from ...

Ancient sloths lived in trees, on mountains, in deserts, boreal forests and open savannahs. These differences in habitat are primarily what drove the wide difference in size between sloth species. But ...