What Do Dolphins Eat?
	Discovering an Ecosystem through Dolphins		Clapp's team would drag a huge net called an otter trawl along the floor of the river. The operation could tell the researchers "where the dolphins were and weren't eating, what they were eating, and where the fish are." "It's like a sock full of jelly," says Clapp. "There are tons of creatures crawling all over the deck. It was pretty hard core, trying to measure a blue crab that's trying to pinch your fingers."
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