The Christmas Island shrew, a species of cone snail (Conus lugubris), the slender-billed curlew, and three Australian mammals ...

Anacondas achieved their massive size millions of years ago. Discover how anacondas stayed huge while other giant reptiles died out!

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 ...

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 ...

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 ...

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

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 ...

Colossal Biosciences has announced a partnership to resurrect giant flightless birds called moa. But the company's recent dire wolf project was controversial, and moa are an even more ambitious target ...

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