These State Birds May Be Forced Out of Their States as the World Warms

WASHINGTON — Each state in America has an official state bird, usually an iconic species that helps define the landscape.But as the planet warms and birds across the country relocate to escape the heat, at least eight states could see their state birds largely or entirely disappear from within their borders during the summer, according to a new study. Read more »

Sydney Is for the Birds. The Bigger and Bolder, the Better.

CreditDavid Maurice Smith for The New York TimesThe reasons — some natural, others man-made — are fascinating, and we’ll get to them.CreditDavid Gray for The New York TimesWhy so many birds are thriving here is increasingly a subject of international study. Read more »

Birds Are Vanishing From North America

”Experts have long known that some bird species have become vulnerable to extinction.Net loss of
600 million birds



Boreal forests


Note: Wetland and
coastal habitats
are not shown.
Read more »

Hurricanes May Kill Some Birds, but Humans Are the Real Threat

By destroying the environments where birds live, introducing alien predators and damaging the environment in other ways, humans gradually put birds, and of course other species, at risk.The introduction of alien predators to the island may have contributed to its disappearance. Read more »

Squirrels Relax When They Hear Birds Relaxing

Science|Squirrels Relax When They Hear Birds RelaxingTrilobitesScientists show that squirrels have one ear tuned to the chatter of birds, and act on what they learn from eavesdropping.Researchers at Oberlin College reported Wednesday in the scientific journal PLoS One that squirrels pay attention not only to alarm calls, as many animals do, but also to the background chatter of birds, and that they relax a bit when the birds sound relaxed. Read more »

Some Migratory Birds Sleep Better Than Others

TrilobitesThe weariest warblers are more likely to sleep with their heads tucked in — saving energy, but making them more vulnerable to predators.CreditCreditBernard Friel/Danita Delimont, via AlamyEvery spring, throngs of garden warblers make a treacherous, multiweek journey from their winter homes in Africa to their summer breeding grounds in Europe. Read more »

Even Unhatched, Birds Exchange Survival Skills

Science|Even Unhatched, Birds Exchange Survival SkillsOn Sálvora Island, off the coast of Spain, thousands of yellow-legged gulls dot the grassy cliffs from April to late July.CreditJose C. Read more »

Who Liked Hurricane Sandy? These Tiny, Endangered Birds

Science|Who Liked Hurricane Sandy?These Tiny, Endangered BirdsTrilobitesOn New York’s Fire Island, the piping plover population has nearly doubled since the big storm in 2012, scientists report. Read more »

The Vampire Birds of the Galápagos Have Fascinating Inner Lives

Science|The Vampire Birds of the Galápagos Have Fascinating Inner LivesTrilobitesYes, there is such a thing as a vampire finch.Yes, there is such a thing as a vampire finch. Read more »

On Long Migrations, Birds Chase an Eternal Spring

This may be a common strategy among the world’s migratory birds, but Dr.In summer, birds heading to eastern North America, for instance, catch tailwinds that help them get over the Gulf of Mexico. Read more »