Each spring, birds across America are in full voice. Cardinals chatter, sparrows sing and warblers warble. Birdsong lifts the human spirit – “‘Hope’ is the thing with feathers,” after all. Yet birds ...

Birds rapidly stop calling after hearing a predator, using silence to avoid detection. This response varies by location, size ...

Not all birds sing, but those that do — some several thousand species — do it a lot. All over the world, as soon as light filters over the horizon, songbirds launch their serenades. They sing to ...

Add Yahoo as a preferred source to see more of our stories on Google. There’s a massive difference between vocal learning bird species and birds that rely on innate calls. You can teach certain birds ...

African yellow warbler (Iduna natalensis) Dominic Sherony/Wikimedia Commons. Three species of the melodic African warbler bird refuse to get up early and sing their customary daybreak songs when the ...

Lauren Riters shares research on the factors that affect singing behavior in songbirds. Lauren Riters, professor in the department of Integrative Biology at the University of Wisconsin-Madison, shares ...

The dawn chorus of birdsong has inspired poets and nature lovers for thousands of years, but the reason why birds all over the world start the day this way is an enduring mystery. Now, a series of ...

When Rachel Carson wrote the environmental classic Silent Spring in 1962, she warned that unchecked human impacts might create a silent future. Forty years later, biologists uncovered a striking ...