A five-year evaluation of the binational Mexican gray wolf recovery program reveals a stark contrast between the recovery programs in the United States and Mexico. Federal officials lauded the U.S.

Rewards are being offered to nab the killers of gray wolves in Colorado, Oregon and Washington in recent in a spate of criminal acts against the federally protected animals. The U.S. Fish and Wildlife ...

Recent findings indicate that dire wolves and gray wolves are distantly related, having diverged about 5.7 million years ago and, as far as scientists can tell, never interbred since then. When you ...

A federal agency shot and killed a young Mexican gray wolf in New Mexico, where it had been blamed for livestock killings. Wildlife agencies said the wolf was a threat to health and human safety and ...