Once driven to the brink of extinction, Mexican gray wolves have slowly returned to the U.S. Southwest. For the first time since their reintroduction more than two decades ago, their numbers total more than 200, according to federal officials.
Once driven to the brink of extinction, Mexican gray wolves have slowly returned to the U.S. Southwest. For the first time since their reintroduction more than two decades ago, their numbers total more than 200, according to federal officials.