![](http://www.alamy.com/thumbs/6/FE5BE0D9-46B7-4B06-BA86-F55C8C716919/EBN24P.jpg)
medicinal leech (Hirudo medicinalis), sucking blood at human skin
Size: 5223px × 3543px
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Photo credit: © blickwinkel/R. Koenig / Alamy / Afripics
License: Licensed
Model Released: No
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