Oct. 28 (UPI) --Hundreds of well-preserved mammal fossils found inside a unique Colorado rock deposit have offered scientists an unprecedented look at what life was like during the first 1 million ...

A team of paleontologists working in northwest Colorado have discovered Heleocola piceanus, a mammal that was alive during the age of the dinosaurs.

Four mountain lions are among the Colorado mammals felled by a crossover of the avian flu epidemic to larger animals, but state wildlife officials say the trend has slowed even as they warily eye ...

Colorado Tourism Office Field Guide offers vacation itineraries promoting rural development and sustainable tourism. Skip to content. All Sections. Subscribe Now. 83°F. Friday, June 20th 2025 ...

A team of paleontologists has discovered a fossil in northwestern Colorado, revealing a new kind of mammal that lived alongside the dinosaurs. CU Boulder Professor Jaelyn Eberle and her colleagues ...

Small mountain mammals like marmots and ground squirrels are experiencing the effects of rapid climate change. In a 13-year study published earlier this year, CU ecologist and associate professor ...

A team of paleontologists working near Rangely, Colorado, has uncovered a new (or, more accurately, very old) state resident—a fossil mammal about the size of a muskrat that may have scurried ...

H5N1 bird flu strain found in Colorado black bear, mountain lion and skunk, all of which are now dead. Skip to content. All Sections. ... Mammals, including humans, can also catch it.

BOULDER, Colo. — Paleontologists recently discovered a rare mammal fossil in western Colorado. It's a genus of mammal that lived between 70 million and 75 million years ago and has never been ...

COLORADO SPRINGS, Colo. — Colorado researchers discovered fossils of a new species of mammal at a site on the edge of Colorado Springs. The Denver Museum of Nature & Science researchers announced the ...

Paleontologists have discovered a new prehistoric mammal species in Colorado that lived during the age of the dinosaurs and may have been a swamp-dweller.

COLORADO SPRINGS, Colo. — Colorado researchers discovered fossils of a new species of mammal at a site on the edge of Colorado Springs. The Denver Museum of Nature & Science researchers ...