| Hirudinea |
hermaphroditic aquatic or terrestrial or parasitic annelids
출처: wordnet.princeton.edu/perl/webwn
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| Hirudinea |
The leeches are annelids comprising the subclass Hirudinea. There are freshwater, terrestrial and marine leeches. Like their near relatives, the Oligochaeta, they share the presence of a clitellum. Many species of leech are haemophagic parasites, living on occasional meals of blood obtained by attaching themselves to fish, amphibians (frogs etc.), and mammals. The medicinal leech, Hirudo medicinalis, which is native to Europe, has been used for clinical bloodletting for thousands of years. ...
출처: en.wikipedia.org/wiki/Hirudinea
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