Search results for hawk eagle

Plants & Animals Jul 21, 2022

Competition limits the ranges of mountain birds

A new study helps reveal why tropical mountain birds occupy such narrow elevation ranges, a mystery that has puzzled scientists for centuries. While many assumed temperature was responsible for these limited distributions, ...

Evolution Jul 19, 2022

Recodifying the history of vultures in Australia

Australia's first fossil vulture has been confirmed more than 100 years after it was first described as an eagle.

Plants & Animals Jun 22, 2022

Research team documents first crows to survive deadly West Nile virus

West Nile virus may no longer be a death sentence to crows. In a new study from the Cornell University College of Veterinary Medicine, wildlife experts describe successfully treating and releasing five American crows infected ...

Ecology May 19, 2022

Avian influenza: How it's spreading and what to know about this outbreak

When it comes to avian influenza, more commonly known as bird flu, all birds are not created equal.

Ecology May 16, 2022

Wisconsin fox kits test positive for highly pathogenic avian influenza

The Wisconsin Department of Natural Resources confirmed in a news release on May 13 that several fox kits were infected with the currently circulating H5N1 strain of highly pathogenic avian influenza (HPAI).

Ecology Feb 17, 2022

Nearly half of US bald eagles suffer lead poisoning

America's national bird is more beleaguered than previously believed, with nearly half of bald eagles tested across the U.S. showing signs of chronic lead exposure, according to a study published Thursday.

Plants & Animals Feb 15, 2022

No venom resistance in snake-eating birds: 'They just don't need it'

To eat or get eaten. It describes the evolutionary race of snakes versus the mammals and birds that prey on these snakes. Muzaffar Ali Khan devoted his Ph.D. to investigating the molecular mechanisms play of the evolutionary ...

Paleontology & Fossils Sep 27, 2021

25-million-year-old ancient eagle ruled the roost in Australia

A 25-million-year-old eagle fossil found in South Australia adds to the long evolutionary history of raptors in Australia.  

Ecology Aug 31, 2021

Birds of prey face global decline from habitat loss, poisons

Despite a few high-profile conservation success stories—like the dramatic comeback of bald eagle populations in North America—birds of prey are in decline worldwide.

Plants & Animals Jun 1, 2021

Safe distance: How to make sure our outdoor activities don't harm wildlife

Spending time outdoors is good for a person's body and soul, but how good is it for the wildlife around us?

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