Fifty thousand years ago, North America was home to towering giants. Mammoths roamed the tundra, saber-toothed cats hunted in ...

One conservation campaigner accused the president of “trying to drive a knife through the heart of the Endangered Species Act ...

NOAA’s National marine Fisheries Service (NMFS) and the U.S. Fish and Wildlife Service (FWS) have proposed a new rule that ...

A proposed rule from the U.S. Fish and Wildlife Service would change the definition of “harm” to an endangered species, ...

The river is threatened primarily by FEMA's uncertain future, said American Rivers, an environmental group based in ...

The list of 10 most endangered rivers of 2025, according to the nonprofit American Rivers, includes the Mississippi River and the lower Rio Grande.

The baby killer whale is the fourth born into the Southern Resident killer whale population in the past 12 months ...

A biotech company made history with the birth of three genetically engineered wolves: What we know about these prehistoric ...

Colossal Biosciences revealed its small pack of genetically-modified dire wolves. The company's "de-extinction" plans include ...

Three white puppies were born in the last six months, each through surrogate domestic dogs who had no idea they were carrying ...

A genetic engineering company has stunned the world by bringing the ancient dire wolf back from extinction, but it won't stop ...