Q:

Why do flies bite before it rains?

A:

Quick Answer

Dr. Ken Paige, professor and Associate Head of the Department of Animal Biology at the University of Illinois, Champaign-Urbana, states flies bite before it rains due to the decrease in barometric pressure. As the barometric pressure drops, flies feed instinctively to increase the odds that they survive the upcoming storm.

Continue Reading

Full Answer

Insect activity increases in the hot, muggy weather that often precedes a storm. In addition, this type of weather causes humans to perspire more and produce body odors that lure flies and other insects. Gnats and other insects are more active and more likely to bite or sting prior to a storm for similar reasons.

Learn more about Flies

Related Questions

  • Q:

    What do maggots eat?

    A: Maggots eat plants, animals or blood, depending upon the species. Of the maggots that eat flesh, some like it decomposed, others eat live tissue and some c... Full Answer >
    Filed Under:
  • Q:

    What do damselflies eat?

    A: Damselflies will eat nearly anything that they can catch and subdue, including small fish. The insects are predators and during larval stages, they feed on... Full Answer >
    Filed Under:
  • Q:

    What do flies eat?

    A: Flies eat animal feces and decaying matter, including rotten fruits, vegetables and meats. Flies can only ingest food when it is in a liquid form. Full Answer >
    Filed Under:
  • Q:

    Do crane flies bite?

    A: According to Virginia's Fairfax County Public Schools (FCPS), crane flies do not bite. In fact, the Galveston County Master Gardener Association indicates ... Full Answer >
    Filed Under:
PEOPLE SEARCH FOR

Explore