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Project Noah Nature School
Hirudo medicinalis
•They are hermaphrodites. •They feed on vertebrate blood and invertebrate hemolymph. •They have been historically used in medicine to remove blood from patients.
Muddy freshwater pools and ditches with plantiful weed growth in temperate climates -I saw this leech in Hildesheim(Germany)
Spotted on Jul 11, 2015
Submitted on Jan 30, 2016
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