Image of gray wolf pack

Researchers from Princeton University and the University of California-Los Angeles who investigated the genetic ancestry of North America’s wild canines have concluded that the U.S. Fish and Wildlife Service’s scientific arguments for removing gray wolves from endangered species protection are incorrect.

The study, which contradicts conventional thinking, finds that all of the continent’s canids diverged from a common ancestor relatively recently and that eastern and red wolves are not evolutionarily distinct species but a hybrid of gray wolf and coyote ancestry. The study will appear in the journal Science Advances… read more.