There are endangered animals, and then there are those that are the last of their kind. The world's rarest animal is just ...

The world is home to some rare species that seem almost too incredible to be real, reminding us how much more there is to discover in the natural world. Glass frogs have bright green or olive ...

New simulation suggests millions of undiscovered terrestrial species, revealing hidden patterns in biodiversity and animal ...

The world's only population of wild Devils Hole pupfish shrank to 38 members after two earthquakes greatly affected the ...

Colossal Biosciences said it used ancient DNA from the extinct species to create three dire wolf pups named Romulus, Remus ...

In the cold, lightless Pacific Ocean deep, the seabed is scattered with metal-rich rocks coveted by miners -- and huge numbers of strange and rare animals almost entirely unknown to science.

In the cold, lightless Pacific Ocean deep, the seabed is scattered with metal-rich rocks coveted by miners -- and huge numbers of strange and rare animals almost entirely unknown to science.

Japan's Ryukyu Islands, which includes Okinawa, are the exclusive home to two rare mammals, the Amami rabbit and Ryukyu long-furred rat. These animals are hard to observe, but conservationists ...

“The only thing we’d like to see go extinct is the need for an endangered species list to exist,” Burgum wrote ... experimental population. Some animals on the endangered species list ...