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For Two Days Each Year, These Drab Brown Toads Turn a Dazzling Neon Yellow—and Scientists Finally Know Why
Most of the year, male Asian common toads are a dull, muddy brown color. But when the first monsoon rains begin drenching their homes in India and southeast Asia, signaling the beginning of the frogs’ ...
There is a bird called the California towhee that is found in almost every yard. It is the most mundane of backyard residents: plain and brown, a chunky, clumsy member of the sparrow family that hops ...
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