White men can’t jump, but terrestrial leeches can. This is now a scientific fact; after centuries of anecdotal reports, the parasites have been caught on video leaping from leaves in the Madagascan ...

Hammerhead flatworms — an invasive pest that looks like a cross between a hammerhead shark and a leech — have been spotted in the Washington, D.C., area and across the United States. Experts say the ...

For decades, scientists have posed one interesting question about leeches—can they jump? While the idea of jumping leeches might sound like it's only the stuff of nightmares—I still can't forget those ...

This leech has a scary appetite. But it might be essential to its ecosystem. The largest terrestrial leech in the South, Haemopis septagon, has terrifying eating habits. Yet, its presence in pristine ...