Watchers track butterflies for environment signs (AP)


Jerry Payne looks for butterflies  during the annual butterfly count in Hillsboro, Ga., Friday, June 26, 2009. A count of the insects in a  central Georgia wildlife refuge may seem trivial, but researchers say the fluttering creatures are an important barometer for a healthy ecosystem. (AP Photo/John Bazemore)AP - The rusty van creaks to a halt and two men jump out, binoculars in hand, heads pivoting. Quickly, questioningly, they call out evocative names: Is that a Pearl Crescent? A Carolina Satyr? A Sleepy Orange? A Swarthy Skipper?



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