The rarest of all seven U.S. species is the gray-headed chickadee. Unless there’s a polar bear reading over your shoulder, you’re probably not in this bird’s territory.

Human disturbance. What this study cannot say is why these chickadee hybrids are more common in places where humans have changed the landscape, but it is the first-of-its-kind to examine this ...

Discover how mountain chickadees use complex calls to communicate food sources, social interactions, and predator presence.

Birds often seen accompanying chickadees this time of year include warbler species like Blackburnian Warblers, Cape May Warblers, Tennessee Warblers, Bay-breasted Warblers, Black-and-White ...

RENO, Nev. — New research recently released shows feeding mountain chickadees has no negative impact on the species as long as a few simple rules are followed. Chickadee Ridge overlooking Lake ...

You can search for the boreal species without success; it is not common. It’s easier to find, however, than the gray-headed chickadee, formerly known as the Siberian tit.

Chickadee Ridge overlooking Lake Tahoe has become a popular snowshoe and cross-country ski destination for people hoping to experience feeding the tiny black-capped birds, often from the palm of one’s ...

The Carolina chickadee is the only chickadee species found in Georgia. Studies show that it is steadily spreading north, where it may interbreed with its close Northern cousin, the black-capped ...

Chickadees with beaks over an inch long, the mandibles crossing each other like folded arms, are being found in disturbing numbers in Alaska. Other bird species also are showing this peculiar ...

I approach a flock of mountain chickadees feasting on pine nuts. A cacophony of sounds, coming from the many different bird species that rely on the Sierra Nevada's diverse pine cone crop, fill ...

Birds often seen accompanying chickadees this time of year include warbler species like Blackburnian Warblers, Cape May Warblers, Tennessee Warblers, Bay-breasted Warblers, Black-and-White ...