Climate change threatens Sierra Nevada bighorn sheep as avalanches increase at high altitudes, despite less snow overall.

Arid low desert and vegetated high desert meet in this beloved natural gem, offering visitors stunning vistas and rewarding ...

Discover how WDFW's upcoming helicopter surveys will shed light on the impact of the Movi outbreak on bighorn sheep ...

Snow cover in the Sierra Nevada is expected to shrink overall as the climate warms, but avalanche frequency could remain the same or even increase at high elevations. That's bad news for bighorn sheep ...