By combining data on all known bird species, this tree is the most impressive snapshot yet of one of Earth’s most ...

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

They are either applauded for their audaciousness or cursed for their persistence in nocturnal singing or in the defense of ...

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

Experts aren’t certain why the bird is popping up in new regions. Scientists stunned after finding mysterious bird species in ...

A groundbreaking study reveals that North American bird populations are declining most severely in areas where they should be thriving. Researchers analyzed 36 million bird observations shared by ...

The study found that bird species who nest in tree cavities have independently evolved heightened aggression across lineages, particularly in females.

We were also surprised that eponymously named bird species — those whose common names refer to a human name — were studied less often than other birds in the dataset. I think our work ...

The first wild eggs of an endangered bird have been laid for the first time in almost four decades, and the Cincinnati Zoo & ...

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

How does climate change influence how birds can adjust to different climate conditions worldwide? This is what a recent study ...