The leech had been stretching out its body in search of a host to latch on to, which is a behavior known as "questing." In ...

For the first time the medicinal leech Hirudo medicinalis has been bred in captivity at London zoo, part of a longer-term project to help this fascinating if unloved creature. Once widespread in ...

A project set up to boost Scotland's rare population of medicinal leeches has got its first babies. Twenty have hatched in a captive-breeding programme at the Highland Wildlife Park at Kincraig ...

When you think of a leech and its role in medicine, you could be forgiven for conjuring up images of medieval surgical theatres. But as viewers of the documentary Surgeons: At the Edge of Life ...