Kobayashi and his colleagues christened the new therizinosaur, Duonychus tsogtbaatari. The genus name means “double claw”, ...

The sloth is the world's slowest mammal, so sedentary that algae grows on its furry coat. The plant gives it a greenish tint that is useful camouflage in the trees of its Central and South ...

The Hoffman's two-toed sloth is one of the world's slowest mammals—so sedentary that algae grows on its furry coat. The plant gives it a greenish tint that is useful camouflage in the trees of ...

Paleontologists have discovered a strange new dinosaur species that may have looked like a giant, feathered mix of a sloth and giraffe ... in the study, tells National Geographic’s Riley ...

This story appears in the February 2009 issue of National Geographic magazine ... start with Darwin's armadillos and giant sloths. "What we had for dinner to day would sound very odd in England ...

This story appears in the June 2019 issue of National Geographic magazine ... “Or that the Amazonian sloths taken illegally from the jungle often die within weeks of being in captivity.” ...

Colossal, the company looking to return the woolly mammoth to Earth, has created three dire wolves. See what they look like today.

Try Panama. Looking for a truly remote, off-the-grid adventure? Try Panama. Sloths Act Like Birds and Reptiles in This Bizarre Way Sloths Act Like Birds and Reptiles in This Bizarre Way Sloths and ...