parasites flat line icons set. intestinal worm, helminth, sandfly, tick, dog flea, leech, qiardia, dengue mosquito

annelid ascaris bloodsucker coccidia control dengue disease dog echinococcus eggs fever flat flatworm flea giardia heart helminth hookworm human icon illustration infestation insect internal intestinal larvae leech lice line mosquito nematode outline parasites parasitic parasitology pest pet pinworm plasmodium protozoa roundworm sandfly tapeworms tick treatment vector whipworm worm