Aoudads have permeated every mountain range in the Trans-Pecos ... he said. Bighorn sheep prefer the steep, rocky elevation of canyons and shelves. The rough, broken up terrain provides escape ...

providing the steep slopes, visibility and food they need to survive. Not all of Colorado’s rocky mountain bighorn sheep have fared this well. Experts estimate that at the start of the 19th ...

Sierra Nevada bighorn sheep learn to leap from crag to crag in early lambhood, developing quickly into keen-eyed, strong-limbed and extremely agile creatures, always on the move to escape mountain ...

HABITAT: Peninsular bighorn sheep prefer steep, open slopes, canyons ... About a third of lambs do not survive their first summer due to harsh conditions and mountain lion predation. LIFE CYCLE: ...