Diademhäher
Principal mammals of this region are also visitors from other zones; the Sierra coney and white-tailed jackrabbit make their homes here. The bighorn sheep also lives in this mountainous terrain; the bighorn sheep was listed as endangered by the US Fish and Wildlife Service. Some animals in the Yosemite Valley include bobcats, mountain lions, ring-tailed cats, the Steller's jay, California ground squirrels and the American black bear.