Long before today's tree-dwelling sloths became icons of leisure, their ancestors roamed the ground as colossal herbivores.

Imagine a sloth. You probably picture a medium-sized, tree-dwelling creature hanging from a branch. Today's sloths—commonly ...

Researchers often rely on fossil teeth for clues about what extinct animals ate. Giant ground sloths’ teeth have been tricky to analyze, though – until now.

Sloths show that slow living sustains nature. Protecting them means preserving the balance of forests. Their story teaches patience and care.

More than a million years ago, the little-known snow sloths lived in the Ice Age... now they have been brought to life ...

the air with a tongue like a pool noodle.

SEATTLE — The Highline Heritage Museum is hosting its annual Sloth Festival on October 18, celebrating the region’s own giant ground sloth with family-friendly exhibits, hands-on activities, and a ...

The La Brea Tar Pits are a group of natural asphalt pools in the Miracle Mile neighborhood of Los Angeles. In the middle of the nation’s second-largest city, millions of fossils of animals that were ...

Oct. 3 (UPI) --The Elmwood Park Zoo in Pennsylvania is introducing the public to its newest arrival: a baby two-toed sloth born at the facility. The Norristown zoo said the mother, named Beanie, was ...

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What did early humans like to eat? The answer, according to a team of archaeologists in Argentina, is extinct megafauna, such as giant sloths and giant armadillos. In a study published in the journal ...