Definition of warble fly in English:

warble fly

Line breaks: war¦ble fly

noun

A large fly which lays its eggs on the legs of mammals such as cattle and horses. The larvae migrate internally to the host’s back, where they form a small lump with a breathing hole, dropping to the ground later when fully grown.
More example sentences
  • The warble fly lays eggs on cattle in the Spring and Summer, and the larvae enter the animal to migrate through it.
  • He says Britain's mad cow outbreak can be traced to a mid-1980s government policy requiring farmers to apply high doses of a pesticide called Phosmet to their cows to kill warble fly larvae.
  • His research began by linking outbreaks of the disease with the compulsory application of organophosphate pesticides, used to prevent warble fly infestation in cattle.

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