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 ...

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 ...

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.

During the 2024 total solar eclipse that captured the attention of space lovers across North America, something was going on with the birds.

April, if you haven’t been out, you’ve already missed out on seeing some of the early bird ephemerals in full bloom.

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 ...