North America's bird populations are rapidly shrinking, and new research suggests the losses are accelerating in places once ...

A concerning discovery from a sweeping study of bird behavior across North America indicates a critical mismatch in our ecosystems. Scientists are finding that many bird species, despite their ...

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.

Three out of every four of the 500 North American bird species are in decline, a recent study found. But unlike the mass extinctions that killed off the dinosaurs, this one is driven by us.

A study published in Science reveals that North American bird populations are declining most severely in areas where they should be thriving. Researchers from the Cornell Lab of Ornithology ...

A newly published study has found that nearly 75% of bird species in North America are sharply declining across their ranges, and eight in 10 plummeting in the very areas where they’re thought ...

WASHINGTON — At least 112 North American bird species have lost more than half their populations in the past 50 years, according to a new report published March 6.

The 2025 State of the Birds report was produced by a wide array of scientific and conservation organizations led by the North American Bird Conservation Initiative.

Study Details Alarming Decline in North American Bird Populations. Headline May 02, 2025. Link copied.