As we tidy away the Dracula capes and glow-in-the-dark plastic fangs for another winter, one notorious blood sucker has had a particularly good year. For the first time the medicinal leech Hirudo ...

in the largest specimens, to 18 inches long. How would you like to have that squeezing between your bare toes? Squeezing through tight spaces is, in fact, a leech specialty. One expert describes ...

A rare breed of blood-sucking leech is being bred at London Zoo in a bid to save the UK’s largest native leech species from extinction. The medicinal leech was once widespread in Britain, but ...

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 ...