The new leech species has three jaws, five pairs of eyes aligned in a U-shape, a disc-shaped “caudal sucker” for attachment, ...

In fact, their use is approved by the Food and Drug Administration. Yes, they’re still sometimes used in 21st century ...

They describe their observations of at least one species of leech jumping in a new paper published Thursday in the journal ...

The leeches aren't too discriminating ... Mark says a sting from this species could be lethal. But don't stop, otherwise your foot may be swarmed by fire ants. Their bite, Mark says, feels ...

It is therefore interesting to find that at least one species has been found living internally in frogs, usually in the lymph space beneath the skin but sometimes in the coelom. The leech is a ...