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 ...

When not breeding, the red-breasted can be seen in small flocks with other nuthatches, chickadees ... Adult male: bold face pattern: Inky black crown and nape; prominent white supercilium ...

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 ...

A fledgling black capped chickadee. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any ...