A new atlas catalogs nearly 11,000 bird names, revealing their origins, meanings, and the surprising stories behind how birds ...

A black-capped chickadee by any other name is a Poecile atricapillus. That’s the bird’s scientific name, the reference used worldwide to avoid the confusion a list of local names could offer.

listen for the sound of one of our most common birds: The Black-capped Chickadee. The chickadee’s namesake “chickadee-dee-dee” call is one of the most familiar birdsongs in every season ...

The paper also contradicts a long-standing assumption that these two birds rarely hybridize, finding instead that black-capped and mountain chickadee hybrids (identified using genetic tools) occur ...