I am pelted by wet snow 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 seeds critical to our ...

Black-capped chickadees have extraordinary memories that can recall the locations of thousands of morsels of food to help them survive the winter. Now scientists at Columbia's Zuckerman Institute have ...

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

Each fall, mountain chickadees face an almost impossible memory challenge that pushes their tiny brains to a biological ...

Add Yahoo as a preferred source to see more of our stories on Google. Mountain chickadees struggle with snow extremes. Benjamin Sonnenberg Wet snow pelts my face and pulls against my skis as I climb ...

Add Yahoo as a preferred source to see more of our stories on Google. Mountain chickadees are unusual in having more complex calls than songs. Vladimir Pravosudov I approach a flock of mountain ...

Hybrids of two common North American songbirds, the black-capped and mountain chickadee, are more likely to be found in places where humans have altered the landscape in some way, finds new CU Boulder ...

Spring is in the air, and with that, a chorus of birds, especially if you live in the Northeast. While some birds are flying back north from a sunny winter break in the South, the chickadee is an ...

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 ...

Ask just about anyone to list their five favorite birds and black-capped chickadees invariably make the cut. We all love chickadees for their acrobatic activity, devil-may-care attitude and funny ...