Although the mountain chickadee is the black-capped’s closest relative, the Carolina chickadee likely will cause the most trouble, especially in late spring and summer when the black-capped’s ...

Mountain chickadees are a bit larger and stockier than the black-capped chickadee. Both species have a black cap and throat with a white cheek but look for a white stripe above the eye to identify ...

There are seven different species of chickadees in the U.S. All of them have snazzy dark caps and black bibs. Black-capped ...

Chances are, the melodious namesake call of the black-capped chickadee has brightened your mood while walking, shoveling snow or pulling weeds: chickadee-dee-dee. Here in the Inland Northwest ...

Other birds, of course, are singing in March, for example, the American robin, but it seems they are more often vocal at dawn ...

Wagner DN, Curry RL, Chen N, Lovette IJ, Taylor SA. 2020. Genomic regions underlying metabolic and neuronal signaling pathways are temporally consistent outliers in a moving avian hybrid zone.

Black-capped and mountain chickadees are closely-related species that co-occur in Boulder County but occupy different habitats based on elevation. The Boulder Chickadee Study leverages an extensive ...

Amid cuts to federal funding, US universities tighten budgets, forcing PhD students and early-career researchers to navigate an uncertain future. After widespread government layoffs, scientists worry ...