New Scientist on MSN
20 bird species can understand each other’s anti-cuckoo call
Several species of birds from different continents use and understand similar alarm calls when they see an invader that might ...
Researchers William Feeney, James Kennerley, Niki Teunissen have published a study that suggests over 20 species of birds ...
Smithsonian Magazine on MSN
Birds Make an Alarm Call That Spans Species and Continents—and May Offer Insight Into the Evolution of Human Language
More than 20 species make a nearly identical noise to warn nearby birds of brood parasites, a behavior that bridges the ...
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