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What it looks like: There are a few major fly species that bother people in the United States, including deer, horse, stable, and black flies. Bites vary by species and person, but they’re often ...
Ng says common flags of a sand fly bite red, itchy bumps that can develop into sores. "Clean the bites, and use anti-itch creams and antihistamines for itching," Dr. Ng suggests.
On the other end of the spectrum, horse flies and deer flies use "blade-like" mouthparts to slash the skin before eating the spilling blood, which causes large, painful bites, Frye says.
A black fly or blackfly [1] ... various species of black flies are a nuisance and bite humans, mainly between May and September. ... Diptera.info Gallery Images
The Blandford fly (Simulium posticatum) is a species of black fly. It is a biting insect found in Europe, Turkey and western Siberia. It spends its larval stage in the weedbeds of slow flowing rivers and when the fly emerges, the female seeks a blood meal before mating. It usually bites the lower legs causing pain, itching and swelling.
Usually, many bites are required before infection occurs. [7] These flies live near rivers, hence the common name of the disease, River blindness. [6] Once inside a person, the worms create larvae that make their way out to the skin, where they can infect the next black fly that bites the person. [1]
The flies are pool feeders. Their saliva, which contains anticoagulants, a number of enzymes and histamine, is mixed with the blood, preventing clotting until it is ingested by the fly. These bites cause localized tissue damage, and if the number of feeding flies is sufficient, their feeding may produce a blood-loss anaemia.
Black flies are very small, just a bit bigger than gnats, and tend to gather in swarms. Stable flies look a lot like a typical house fly, except they have a protruding mouthpart to feed on (mostly ...