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Invasive plant meets its match when weevils come calling
July 23: They look like poppy seeds with legs as they tumble out of two pint containers and onto the leaves of a scraggly vine sunning itself near a pine tree. But looks deceive. In a split second, the 500 bugs attack the plant like vegan conventioneers at an all-you-can-eat salad bar, chewing the leaves and burrowing into the stems.
These are some of the smallest state employees -- weevils, actually -- doing work usually carried out by chemicals and earth-moving equipment. Their meal is an invasive Asian plant that arrived in York County, Pa., in the mid-1930s and has spread since to 12 East Coast states.
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July 26, 2012