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Nicotine, the highly addictive chemical compound in cigarettes, is having a bit of a resurgence as of late — with patches of the stuff even appearing in vending machines at tech company offices, ...

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This is read by an automated voice. Please report any issues or inconsistencies here. WASHINGTON — Billions fewer birds are flying through North American skies than decades ago and their numbers are ...

Counting bird species is no longer enough. To truly understand and support avian urban biodiversity, we must look beyond simple species richness to capture the functional roles, evolutionary histories ...

The New York State Department of Environmental Conservation (DEC) announced Thursday that it had five preliminary positive cases of highly pathogenic avian influenza, or bird flu, in Suffolk County.

The Cornell Lab of Ornithology today announced the release of a new online tool for studying biodiversity and the evolutionary relationships among birds: the illustrated Birds of the World Phylogeny ...

A crucial part of birds’ eyes is unlike any tissue known in vertebrate animals. Their retina – the light-sensitive layer at the back of the eye – sidesteps the near-universal need for oxygen by ...

Some 150 million years ago, Europe was tropical — and mostly underwater. The entire continent was closer to the equator than it is today, and what is now Germany and its neighbouring countries was ...

A Washington resident died of complications from an infection with a bird flu strain never before reported in humans, the state Department of Health said on Friday. The patient was an older adult with ...

Birds, the warm-blooded and feathered vertebrates, are being used to put romantic partners to the test. A relationship experiment dubbed the "bird theory" is making the rounds on social media. It ...