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 ...
Ms. Renkl, a contributing Opinion writer, reports from Nashville on flora, fauna, politics and culture in the American South. Of all the nest boxes in our yard, the Carolina chickadees always choose ...
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