leech on the tweezers. bloodsucking animal. subclass of ringworms from the belt-type class.

alternative ancient animal annelid annelida anxiety belttype bite blood bloodsucker bloodsucking care class closed comprise dangerous detoxification disgust doctor earthworms glass healing health hematophagia hermaphrodite hirudotherapy invertebrate leech leeching medical medicalleech medicinal medicine microbiology nature paraphyletic parasite parasitic physic research ringworms science segmented skin slice specimen subclass sucker suction tentacle therapy tweezers water wet worm