DURHAM, N.C. -- A few years ago while on a fishing trip in the Florida Keys, biologist Lori Schweikert came face to face with an unusual quick-change act. She reeled in a pointy-snouted reef fish ...
Add Yahoo as a preferred source to see more of our stories on Google. Color patterns seen in fish and other animals evolved to serve various purposes. Lagunatic Photo/iStock via Getty Images Plus A ...
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