These "total monsters of fishes" are extinct today, though new clues about their lives come from CT scans and their closest ...

Over a million species of animals and plants are now hanging by a thread, more than ever before in human history, says the International Science-Policy Platform on Biodiversity and Ecosystem Services ...

Dire wolves were massive and highly intelligent animals nearly the size of a small horse, capable of ripping a man’s arm off as easily as a dog kills a rat. They lived in cold regions in a place ...

A fossil skull from a long-extinct animal captivated the public when it went on display at the South Australian Museum. Nicknamed the “crowned crocodile”, its debut coincided with the publication of a ...

A version of the dodo bird (Raphus cucullatus) could make a return someday soon. Colossal Biosciences announced this week several milestones in its quest to bring the extinct species back to life. On ...