Triorla horse fly. There are about five described species in Triorla. But Triorla interrupta does appear to fear no food item. Horse flies often live near these animals and bite them on warm, summer days. They are an interesting group of insects in that the female lays eggs that hatch and go through almost the entire larval stage within her body, so once a larva Any robber fly that will take on the aggressive Eastern Pondhawk dragonfly and just knock him down and eat him is a powerhouse insect anywhere. Or knock it down, taste it and possibly eat it. [1][2][3][4] Triorla interrupta Jan 1, 1999 · During studies on tabanids (horse-fly) populations on Marambaia Island, Rio de Janeiro, Brazil, the authors collected specimens of robber flies, which are predatory flies belonging to the dipteran . Horse flies have also been seen biting birds, small Mar 24, 2023 · If you have livestock, such as horses or cattle, that the presence of these pests has impacted, read on. Status Triorla interrupta is a medium to large robber fly, closely related to the genus Efferia. Feb 6, 2021 · An online resource devoted to North American insects, spiders and their kin, offering identification, images, and information. Triorla interrupta Triorla interrupta is a species of robber flies in the family Asilidae. Why horse flies are called “horse flies” Horse flies are called horse flies because they love to annoy and eat the blood of horses, along with other large animals such as livestock, camels, and deer. It prefers open habitats, and apparently frequently feeds upon large Orthoptera (Norm Lavers' robber fly site). It is common through much of the southern United States. From what I've read, these Triorla is a genus of robber flies in the family Asilidae. Most people see them on horses. Any robber fly that will take on the aggressive Eastern Pondhawk dragonfly and just knock him down and eat him is a powerhouse insect anywhere. Though I have never seen a robber reject a food item after taking it down. It also has dark dashes along its abdomen. You'll learn everything you need to know about horse flies and how to get rid of them. They have has pointed mouthparts, which they use to penetrate the skin of animals or birds. But horse flies don’t just bite horses and large animals. A louse fly, family Hippoboscidae. This is the most commonly observed robber fly in Florida, likely because they frequent grassy berms where people hike, and because they are voracious predators and often take butterflies and dragonflies much larger than themselves. It also likes to run around grassy areas. This follows suit with other robber flies who are incredibly aggressive and predatory. Jul 28, 2025 · Northern Triorla Robber Fly (Triorla interrupta: Asilidae) 2. Witnessing this female Triorla interrupta take this young male Common Whitetail right out of the air was an amazing sight - it simply pulled him right out of the air, and after a minute or so of bouncing and buzzing about in the grass, she was sucking him dry. [1][2][3][4] Eating a Halloween pennant The robber fly (Triorla interrupta) is a bold insect that is known to take on insects much larger than itself for food. 5 cm (0. "If it flies, eat it" is the Triorla rule. Dragonflies are certainly vicious predators, but they're are no match for these beautiful robber flies. The louse flies (in the family Hippoboscidae) are sometimes called keds. 79-0. 98 in) long. 0-2. hlw9vr cvb3tq s0ada djfbx dsfk pqrfj vpcog qd4 d2k5bsas j7zxik