Video: Leech with cocoon - Pijawka z kokonem - Hirudinea - Hirudo

Video: Leech with cocoon - Pijawka z kokonem - Hirudinea - Hirudo

May 18, 2020

-- This nice specimen also contains the cocoon. Leeches have been used in medicine for a very very long time. This blood sucking parasite & predator produces many interesting chemical substances. --