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

Snow cover in the Sierra Nevada is expected to shrink overall as the climate warms, but avalanche frequency could remain the ...

WASHINGTON-Snow cover in the Sierra Nevada is expected to shrink overall as the climate warms, but avalanche frequency could ...

Leaders in the European Union voted to remove the "strict protection" status for wolves this week, citing an uptick in ...

which help them detect predators. Humans have domesticated sheep for thousands of years, with evidence of this relationship found in ancient civilizations. Notable domestic breeds include Merino ...