Tabanidae
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Horse flies and deer flies are true flies in the family Tabanidae in the insect order Diptera. The adults are often large and agile in flight. Females parasitize land vertebrates, including humans, bi
Horse fly Tabanus 2
Head of Tabanus atratus showing large compound eyes, short antennae (between and below the eyes) and stout feeding apparatus
A horse fly, Tabanus eggeri, France
Horse flies Haematopota pluvialis feeding on a horse's head
Botfly
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Botflies, also known as warble flies, heel flies, and gadflies, are flies of the family Oestridae. Their larvae are internal parasites of mammals, some species growing in the host's flesh and others w
Tabanidae
…inactive at night. They are found all over the world except for some islands and the polar regions (Hawaii, Greenland, Iceland). Both horse flies and botflies (Oestridae) are sometimes referred to as gadflies. Contrary to popular belief, horse flies cannot see infrared light or otherwise detect heat at a…
Cephenemya stimulator
Juvenile male Ecuadorian mantled howler (Alouatta palliata aequatorialis) with botfly parasites
Larval stage of Gasterophilus intestinalis
Dissected head of a deer showing botfly larvae