Episode Details

Generally, we at Short Wave are open-minded to the creepies and the crawlies, but even we must admit that leeches are already the stuff of nightmares. They lurk in water. They drink blood. There are over 800 different species of them. And now, as scientists have confirmed ... at least some of them can jump!

Interested in more critter science? Email us at shortwave@npr.org — we'd love to consider your animal of choice for a future episode!

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