Discover the monster snake that makes all modern snakes seem small by comparison. Learn about Titanoboa, the biggest snake to roam the Earth!

We human beings belong to a very exclusive group of animals. There are only four types of "great apes" in existence today, those being humans, chimpanzees, orangutans, and gorillas. As the name "great ...

To save it, they undertook one of the largest captive snail breeding and reintroduction efforts in Australian, and perhaps ...

Sanchez-Villagra, Marcelo R., Aguilera, Orangel A., and Horovitz, Inés. 2003. "The Anatomy of the World’s Largest Extinct Rodent." Science, (5640) 1708–1710.

Just because a species is presumed extinct doesn’t mean it’s gone forever. Here are four glowing examples of this unique, and felicitous, phenomenon. Not all species that have been classified as ...

Researchers are looking for answers behind the mystery of Gigantopithecus blacki, the largest known primate that ever lived.

Today, if you look across the land of North America, the biggest animal you are going to see is the bison. When you see it in ...

Advancing science may make it possible to bring back extinct species like the dire wolf—but should it? CU Boulder environmental studies and philosophy Professor Ben Hale says the answer is complicated ...

Few people know that the Zebra had a close relative, native to South Africa, that went extinct in the late 1800s. Here’s its story. Countless species have come and gone in the short history of life on ...