The extinct giant ground sloths were some of the only mammals that had digestive systems large enough to process the huge avocado seeds whole. They feasted on the fruit and then dispersed the ...

SAO PAULO (AP) — Sloths weren’t always slow-moving, furry tree-dwellers. Their prehistoric ancestors were huge — up to 4 tons (3.6 metric tons) — and when startled, they brandished immense ...

A giant sloth with sheathed claws stretches up to ... Using deep time as a framing concept “allows us to tell a story about changing ecosystems and changing environments through time, and ...

Early humans living in South America carved giant sloth bones into decorative ornaments that may have been worn as jewellery. The discovery also provides new evidence that people arrived in ...