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 ...

You won’t want to miss these incredibly cute chickadee pictures ... mountain chickadee. These little birds forage in high coniferous Western forests, from Canada to near the Rio Grande. They ...

The most widespread, numerous, and geographically variable chickadee, this bird brightens winter days at bird feeders and eagerly takes advantage of nest boxes. It is curious, with little or no ...