Republican lawmakers pushed through a slew of bills Monday that would allow the endangered Mexican gray wolf to be killed, ...

A conservation group is suing the U.S. Fish and Wildlife Service, arguing its decision not to release a national gray wolf ...

Gray wolves were originally listed as subspecies or as regional populations of subspecies, according to the Fish and Wildlife ...

WASHINGTON— The Center for Biological Diversity filed a lawsuit today challenging the U.S. Fish and Wildlife Service’s refusal to develop a national gray wolf recovery plan under the Endangered ...

The decades-long effort to restore wolves to the wilds of Arizona and New Mexico could come to an abrupt halt under federal ...

According to the Center for Biological Diversity, the gray wolf population numbers less than 8,000 individuals across the ...

The battle over whether the federal government should draft a nationwide recovery plan for gray wolves is back in court.

The population of wolves in California was eradicated in Southern California by hunters and trappers in the 1920s ...

The red wolf ( Canis rufus) is a medium-sized canid that stands about 26 inches (66 centimeters) at the shoulder and measures ...

Colossal Biosciences aims to freeze millions of animal samples in the hope of saving endangered species, or one day resurrecting them.