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Butterfly Evolves in Blink of Eye

Parasite forces hyper-speed adaptation in male blue moon butterflies

By Colleen Barry,  Newser Staff

Posted Jul 13, 2007 8:20 AM CDT

(Newser) – One of the fastest evolutionary changes ever observed has been witnessed by scientists studying butterflies in the South Pacific, the BBC reports. Blue Moon butterflies managed to fight off a deadly parasitic bacteria by developing suppressor genes to fight the bacteria in just six years....   Read full story »

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