Stable Fly (Stomoxys calcitrans)

Description

  • Dark gray
  • Four dark stripes on thorax, abdomen
  • Dark spots
  • 5-8 mm long

Life Cycle

  • Complete lifecycle takes 3 to 6 weeks
  • Adult stable flies generally live around livestock facilities
  • Adult female lays up to 50 small off-white eggs in decaying animal or plant waste
  • Maggots mature to pupal stage in 12 to 21 days

Food Source

  • Adult stable flies feed on blood from cattle, horses, and even humans
  • Larvae feed on fecal materials and decaying organic matter, such as silage, rotting hay and grass clippings

Indications

  • Cattle bunching
  • Tail switching
  • Constant moving

Threat

  • Deliver a painful bite and are capable of transmitting some viruses
  • Disrupt feeding and reduce weight gain



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