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Home » Video » NOVA scienceNOW | Kingdom of the Leeches

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NOVA scienceNOW | Kingdom of the Leeches | PBS

Duration: 04:14

www.pbs.org/wgbh/nova/sciencen... Meet the terrifying, bloodsucking, decorated leech! Neil deGrasse Tyson embarks on a quest with leech expert Mark Siddall in the swamps of Connecticut to seek out the infamous decorated leech.

Watch past episodes of the program, try out interactives, and more on our Web site: www.pbs.org/nova/sciencenow

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Post Date: July 21, 2008