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:I am so envious of your opportunities to observe this chickadee behavior — I had ... but a family of flying squirrels moved in. It was fun to watch them flit from my feeder to the roost ...

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

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 ...