the anatomy of leeches through the eyes of science - fascinating!
Video: Leech; external characters - morphology Posted on 18 May 22:20
Video: Biology Animation - Leech Reproductive System Posted on 18 May 22:14
Video: Hirudo Verbana (Hungarian Leech) feeding time Posted on 18 May 22:06
Video: The Medicinal Leech (Hirudo verbana) Crawls and Swims Posted on 18 May 21:59