After nearly 30 years of petitions and lawsuits by the Center for Biological Diversity, the U.S. Fish and Wildlife Service today protected one of Southern California’s rarest butterflies, the Hermes ...

EPA must better assess the dangers of pesticides, especially in monarch breeding habitats in state’s Central Valley.

Endangered gray wolves are thriving in California after returning to the Golden State nearly a century after being wiped out in the 1920s. The California Department of Fish and Wildlife estimates ...