The larvae, which are scattered in the soil, cannot be eradicated. Insecticides cannot effectively control the adult flies, flying around, either. Adult horse flies can be trapped in traps, which consist of a rather large, dark object, which can be seen and is heated by the sun. Carbon dioxide (from dry ice) may increase the […]
Horse-fly bites
Only the female horse flies suck blood. The males feed on nectar. A horse fly, which is about to suck blood, is almost impossible to get off, and is therefore easy to kill. Their eyes are well developed, and they often use their eyesight when finding their hosts. They move towards dark silhouettes in the […]
Life cycle
Horse-flies lay their eggs on the plants that grow in damp places. When the larvae hatch, they crawl down into the moist earth or into the water where they live as voracious predators of the prey they can overpower. The adult horse-flies are active and fast fliers, and they can fly far away from their […]
Horse-flies
In Denmark, there are a dozen different horse-fly species of the family Tabanidae. The biggest fly in Denmark is a horse-fly, namely the 3 cm long pale giant horse-fly, Tabanus bovinus. However, it is mainly the smaller species which can become so numerous that they become troublesome: deer flies of the genus Chrysops, which has […]