Leeches are slimy, wormlike animals, most of which live in fresh water. They eat by sucking the blood from mammals, fish or amphibians like frogs. They are real-life vampires. To sense prey in the ...

WALKER, Minn. — Minnesota's third-largest lake has a namesake only an angler could love: the leech. Earthworm's ugly aquatic cousin. Those slimy, crawly creatures straight out of a horror film. But ...

The bloodsucking worms might conjure an era of vampiric pseudoscience, but their powerful jaws are inspiring new applications. By Zoey Poll The average patient today, confronted with the prospect of ...