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

Birds are vanishing fastest where they once thrived. A new Science study reveals the decline in birds using citizen data and ...

North American bird populations are shrinking most rapidly in the very areas where they are still most abundant, according to a new study leveraging citizen science data for nearly 500 bird species.

A 2019 study sounded the alarm on declining North American bird numbers, finding the region lost nearly 3 billion birds since 1970. “This new analysis helps us turn that alarm into action by ...

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