parasites, hookworms, pinworms, whipworm, ascaris, protozoans, fleas, infective agent, helminths, ectoparasites, spirochetes, rhinotracheitis, schistosomes, toxoplasma, trematodes, roundworms, entamoeba, anthelmintics, tapeworm infection, itch mite, excretions, histolytica, bacteria, flatworms, trichinella spiralis, arachnids, trichinella, worms, coccidia, parasitic worm, daphnia, cysticercosis, herpes, microfilaria, taenia, canis, intestines, pubic louse, commensals, sarcoid, ebola virus, hindgut, coxiella, staphylococci, glanders, lungworm, trypanosoma, wireworms, babesia, tinea corporis, botfly, alimentary canal, anopheles, borrelia, enterobacteria, bubonic, viruses, digestive tract, spiny anteater, larvae, amoebas, protozoa, venereal, pathogens, clostridium, springtails, maggots, mouthparts, protists, borrelia burgdorferi, trichinosis, bacilli, genus plasmodium, ciliates, hydatid disease, microbes, neisseria, lentiviruses, mangabeys, amoebic dysentery, urease, wormer, schistosoma, cimex lectularius, coccidiosis, leishmania, anaplasmosis, alimentary tract, molluscum contagiosum, undulant fever, moles, amebic dysentery, enteritis, hibernators, rickettsia, infections, lipomas, mantids, endometritis, polecats, rodents, hornworm, tapeworm, nematodes, copepods, flukes, crustaceans, insects, ova, trypanosomes, crustacea, frogs, predators, starfish, barnacles, bivalves, carnivores, eels

cestoda, class cestoda, dryopteris filix-mas, echinococcosis, echinococcus, genus echinococcus, genus taenia, helminth, hydatidosis, hydatid disease, male fern, parasitic worm, taenia