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Keywords from Image Description:
bug bugs insect insects dragonfly dragonflies animal animals animalia arthropod arthropods arthropoda richard orr richardorr snaketail droege biml usgs pwrc potomac river potomacriver maryland taxonomybinomialophiogomphus susbehcha taxonomybinomialophiogomphussusbehcha macro macro photography macrophotography zerene stacker zerenestacker