A leech who pulled a three-inch leech from the throat of a toddler say they believe it had been living inside and feeding off her for months. The three-year-old had been suffering a nosebleeds and a ...

You might think you know leeches: Go for a swim in the wrong shallow lake, and you’ll emerge covered in sleek black bloodsuckers that have decided you’re their next meal. But inside a leech, ...

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 ...