A family of sloths take their food truck to the big city in this animated movie directed ... story about the slowest-moving mammals on Earth? Sid, the central sloth in the “Ice Age” franchise ...

with Sid the Sloth being described as "the sticky stuff that holds them together." A new Ice Age movie now appears to have been confirmed, but it is not known yet how big Sid's role will be.

This month, we’re featuring Sid, the two-toed sloth. “Sloths are famous for being real slow, they are so slow because they have to conserve their energy,” said founder and executive director ...

But as the planet cooled again, sloths began to bulk up. The largest ground sloths emerged during the Ice Ages. Big bodies ...

Scientists have analyzed ancient DNA and compared more than 400 fossils from 17 natural history museums to figure out how and why extinct sloths got so big. Most of us are familiar sloths ...