Wet snow pelts my face and pulls against my skis as I climb above 8,000 feet in the Sierra Nevada of eastern California, tugging a sled loaded with batteries, bolts, wire and 40 pounds of sunflower ...

Mountain chickadees in Boulder have evolved a different tune to avoid getting mixed up with their cousins, according to a new CU Boulder-led study published Oct. 9 in the Journal of Evolutionary ...

Lost your keys? Misplaced your glasses? Can’t remember where you parked the car? You may wish you had the memory of a mountain chickadee. In warmer months, these half-ounce birds, with brains slightly ...

Although their brain is just slightly bigger than a pea, chickadees have quite the memory. A recently released study from the University of Colorado Boulder and the University of Nevada found that ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Sofia Marie Haley, University of Nevada, Reno (THE CONVERSATION) I approach a flock of ...

Lost your keys? Can’t remember where you parked the car? If only you had the memory of a mountain chickadee. These half-ounce birds, with brains slightly larger than a pea, stash tens of thousands of ...