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

The Pet and Livestock Protection Act would delist gray wolves, return control to states, and prevent court challenges.

The wolf and collar were returned to the Colorado agency. That agency said in a press release that a collar on a male gray wolf alerted the animal's death on Sunday in the same region of Wyoming.

The wolf spotted north of I-40 in New Mexico on Friday was found dead. State officials found Ella, the wandering Mexican gray ...