Analysis of nearly 500 bird species across North America has found that three-quarters are declining across their ranges, ...

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

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

Three out of every four of the 500 North American bird species are in decline, a recent study found. But unlike the mass ...

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 reviewing 50 years of scientific literature shows that familiar, visually appealing avians are the subject of three ...

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.

The repeated evolution of huge birds is part of the dinosaurian legacy. Beaked birds were the only dinosaurs to have survived ...

Every few years, the North American Bird Conservation Initiative (nabci-us.org/) publishes a report on the “state of the ...