Haematobia irritans, the horn fly, is a small fly (about half the size of a common housefly). It was first described by Carl Linnaeus in his 1758 10th edition of Systema Naturae. It is of the genus Haematobia which is the European genus of bloodsucking flies.

Mar 20, 2013 · When disturbed, horn flies will fly from the animal only briefly and then immediately return to the same animal or to another very nearby animal. Horn flies bite the host with their head oriented downward and wings moderately spread to form a "V" shape.

Jul 30, 2021 · Horn flies are most well known for being a cattle pest where high numbers can cause significant animal stress and production losses. Although seen much less frequently and in lower carrying numbers, horn flies can be bothersome to horses especially those grazing together with or near cattle.

May 30, 2023 · The blood-sucking horn fly (Haematobia irritans) infests the cooler regions of both northern and southern hemispheres but is generally only a nuisance to horses if they’re pastured near cattle.

Horn flies (Haematobia irritans) are a common pest of cattle in Europe, North Africa, Asia Minor, and the Americas. However, they will also feed on horses. The flies themselves are about half the size of a stable fly and dark in color. They have a bayonet-like …

Horn flies are one of the most economically important pests of domestic cattle. They cause billions of dollars of damage and loss to the cattle industry each year. The horn fly is a small blood-feeder found in constant association with grazing cattle and in smaller numbers on drylot or indoor cattle.

Apr 27, 2021 · The horse fly is the dreaded pests that can quickly ruin a peaceful trial ride. Their painful bites and frequent attacks are what cause horses to become frenzied. These flies release an anticoagulant into the bite wound causing the blood to drip for up to eight hours.

Horn flies will feed on horses if they are pastured or ridden near infested cattle. Horn flies are only about half the size of face flies and are commonly found on the back, sides and belly of cattle and horses.

Jan 15, 2019 · This guide will review basic identification and biology of the major filth fly pests found in horse facilities: house flies, stable flies, face flies, and horn flies. Guidelines on tolerance thresholds and monitoring options, as well as control and evaluation techniques, are included.

Horn flies (Haematobia irritans) can be identified by dark color, body size ranging from ~3 to 6 mm, and a bayonet-like mouthpiece that sticks out from the head. This piercing/sucking mouthpart can cause pain to horses when horn flies take a bloodmeal.