DENVER (KDVR) — Residents and visitors in Boulder are advised to keep an eye on increased mountain lion activity as Colorado heads into late fall and winter the city announced in a press release.

ARAPAHOE COUNTY, Colo. (KRDO) - A mountain lion was spotted over the weekend, according to the Arapahoe County Sheriff's Office. Officials say they received a call about a sighting Saturday ...

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