Celebrate International Sloth Day with five Odd News stories of the slow-moving species breaking records and getting up to mischief.

International Sloth Day celebrates the fascinating biology, ancient ancestors, hidden ecosystems, and remarkable adaptations ...

The San Diego Zoo celebrated International Sloth Day with an appropriately-timed announcement: the birth of a baby Linnaeus's two-toed sloth.

Sloths carry entire ecosystems in their fur, descend from the canopy to perform rituals that sustain hidden life cycles, and ...

A rehabilitated two-toed sloth adapted to a protected Ecuadorian dry forest while an inexpensive Bluetooth tracker helped ...

Found nowhere else in the wild, the pygmy three-toed sloth lives on a small island off Panama’s Caribbean coast. As ...

What is a sloth? The two families, seven species and their IUCN status, why sloths are slow, and where to see them ethically ...

The proposal follows an Inside Climate News investigation revealing that dozens of imported wild sloths died at a planned Florida tourist attraction.

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 ...

Tempted to cuddle a sloth? Not so fast. Despite how huggable the mammals appear, activists are warning animal lovers not to partake in the interactive zoo experiences, which have cropped up all over ...

A sloth was spotted dangling upside down inside a moving white minivan on a west suburban Illinois highway earlier this week.