Ключевые слова: aid, animal, annelid, biology, bite, black, blood, cells, cross, detail, extreme, health, hospital, human, insect, isolated, leech, light, macro, medical, medicinal, medicinalis, medicine, microbiology, nature, organ, parasite, parasitic, pest, science, skin, slice, studio, suck, sucker, therapy, tiny, treatment, tropical, wet, white, worm,