A study of how female lark buntings choose their mates, published this week in Science, adds a surprising new twist to the evolutionary theory of sexual selection. Researchers at the University of ...

A recent report from the National Audubon Society says two-thirds of America’s birds are threatened with extinction from climate change. That includes half of Colorado’s bird species and our state ...

Getting your Trinity Audio player ready... (Editor’s note: This is part of The Know’s series, Staff Favorites. Each week, we offer our opinions on the best that Colorado has to offer for dining, ...

Look in the foothills & mountain valleys of Colorado, and you’ll find the state flower – the Rocky Mountain columbine. The state tree is nearby – the blue spruce. As is the state animal, the Rocky ...

FORT COLLINS, Colo. — In a comprehensive study entitled Survival by Degrees, Audubon scientists mapped out the impact of global warming on 588 North American birds. The report found that 314 of the ...

Before it carves deep badlands and hosts Theodore Roosevelt National Park in North Dakota, the Little Missouri River is a cheerful, modest stream that waters the southeastern corner of Montana. This ...

Twelve of 22 (54.5%) Lark Bunting (Calamospiza melanocorys) nests examined near Val Marie, Saskatchewan, were parasitized by Brown-headed Cowbirds (Molothrus ater). Of five naturally parasitized nests ...

While many people enjoyed their Fourth of July morning riding bicycles and others riding motorcycles, I returned to the site of the yellow lady-slipper orchids as my activity of personal enjoyment and ...