Colorado Wildlife

The Piney Ridge Pack raises Colorado’s known wolf pack count as CPW continues monitoring gray wolf reproduction.

From about 100 wild adults in the late 1990s to roughly 36,000 in the same river today — the razorback sucker's comeback in the Colorado River Basin is the kind of number that makes you stop and listen.

Canada lynx were gone from Colorado for decades. Then wildlife managers brought them back to the San Juan Mountains, and eventually kittens showed up.

Human remains found near a Grand Mesa picnic area — and a bear had already been through the scene before investigators arrived.

Colorado hikers should stay BearWise after aggressive bear activity temporarily closed Apex Park near Golden.

In the rugged terrains of Western Colorado, mountain lions are more than just a sighting; they're a reminder of the wild heart of the Rockies.

In Western Colorado, bears are getting a little too comfortable in our neighborhoods, thanks to some tempting leftovers.

Broomfield Police helped rescue a marmot that traveled more than 250 miles from Lake City inside a truck frame.

This winter's warmth has us dreaming of lake days, but keep an eye out for some slithery surprises lurking nearby.

The Western Slope is a prime spot for rattlesnakes, and as temperatures climb, so do their sightings.

Multiple sightings were reported in recent weeks.

Project RattleCam shows a massive snake den.