Some question whether the pups are really dire wolves, or just genetically tweaked gray wolves. But the technology could be used to help at-risk animals.

From dire wolves to woolly mammoths, the idea of resurrecting extinct species has captured the public imagination. Colossal ...

Rhinos that flourished across much of North America 12 million years ago gathered in huge herds, according to a new study.

Last year, African giant pouched rats like Carolina prevented nearly 400,000 new cases of a deadly disease. It's possible because of their extreme sense of smell. Carolina, an African giant ...

Macropus giganteus tasmaniensis (Forester Kangaroo). Macropus giganteus tasmaniensis is recognised as the Tasmanian subspecies of the Eastern Grey Kangaroo, Macropus giganteus, which is widespread ...

An ancient and enormous organism called Prototaxites, initially found to be a type of fungus, may actually be an unknown branch of life, researchers say.

Denisovan - an extinct human relative of both Neanderthals and modern humans that lived across Asia. They are named after Denisova Cave in Russia, where the first finger bone was found.

The musky rat-kangaroo (Hypsiprymnodon moschatus ... and probably once in an extinct group of South American marsupials known as argyrolagids. In animals heavier than 5 kilograms, hopping is ...

evenfh/Shutterstock.com The Pinta Giant tortoise, or Pinta Island tortoise (Chelonoidis abingdonii), became extinct in 2012, with the death of Lonesome George, the last of his kind. They were native ...

Grotte de Cussac holds ancient human remains, long-extinct bears and stunning artworks ... as well as women, often with giant heads and tiny feet. "After testing the wall of the cave, leaving ...

Australia’s landscapes are home to one of nature’s most fascinating creatures – the kangaroo. Unique among large animals, kangaroos depend on hopping as their main form of locomotion. This method of ...