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2010-05-27 07:15:00

Blue-green orchid bees zip through increasingly scarce patches of tropical forest pollinating rare flowers. For the first time, researchers at the Smithsonian Tropical Research Institute track unique signals from tiny transmitters glued to individual orchid bees, yielding new insight into the role of bees in tropical forest ecosystems. "When people disturb and destroy tropical forest they disrupt pollination systems," said David Roubik, senior staff scientist at STRI. "Now we can track orchid...