Ornithologist Bruce Beehler tracks down what he calls the “Magnificent Seven,” a charismatic group of migratory birds, in his ...

A 2019 study sounded the alarm on declining North American bird numbers ... Despite the troubling overall decline, the study suggests that most bird species still have small areas in their range where ...

North American bird populations are plummeting, especially in drylands, grasslands and the Arctic where they have historically been most abundant, new research has found.

A study published in Science reveals that North American bird populations are declining most severely in areas where they ...

Birds are rapidly vanishing from North America, with dramatic population losses in places that were once thought safe.