Ключевые слова: aid, animal, annelid, asia, asian, background, biology, bite, blood, bloodsucking, borneo, cells, closeup, detail, extreme, forest, green, health, healthcare, hirudo, illness, jungle, leaf, leech, macro, malaysia, medical, medication, medicinal, medicinalis, medicine, microbiology, nature, organ, parasite, parasitic, science, section, skin, slice, slide, small, specimen, stained, sucker, tiny, treatment, tropical, woods, worm,