macro close-up of a lone mosquito perched on a patch of human skin, its proboscis inserted for feeding, skin bump evident

mosquito macro closeup insect bug parasite feeding skin bump human flesh blood suck proboscis inserted lone single isolated creeping crawling pest nuisance disease vector transmission illnesses itchy swelling redness irritation annoyance creepy crawly annoying pestering plague insecticide repellent danger risk threat health hygiene nature wildlife medical healthrisk skincondition