Sloths have been depicted as the slowest-moving mammals in the world, and have been stuck with that reputation. However, sloths are amazing animals. They may seem innocent and defenseless, but sloths ...

Add Yahoo as a preferred source to see more of our stories on Google. Harlan's ground sloth fossil skeleton excavated and displayed at the La Brea Tar Pits in Los Angeles. Larisa DeSantis A two-toed ...

Thaís Pansani examines the marks humans left on megafauna bones to determine when people arrived in South America and how they interacted with giant mammals Chihiro Kai 14,000 years ago, an early ...

A giant ground sloth tooth and other Ice Age era animal remains were discovered during a road project in Lubbock, Texas. The remains, estimated to be 18,000-36,000 years old, are being preserved and ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Imagine a sloth. You probably picture a medium-size, tree-dwelling creature hanging ...

Larisa R. G. DeSantis received funding from the National Science Foundation, the Guggenheim Foundation, and Vanderbilt University. DeSantis is also a research associate at the La Brea Tar Pits and ...