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Show ' . Facts About Flies One pair of flies can multiply to 335,923,200,000,000 flies in 10 weeks, if all their offspring live, according accord-ing to Alan Devoe in Reader's Digest. Di-gest. In writing about "Our Enemy Ene-my the Fly," Devoe says that a fly egg hatches in 24 hours, the larva becomes an adult fly in less than 10 days. Thereafter at 10-day 10-day intervals, for 8 to 10 weeks, the female fly lays 100 eggs. The total for nine generations of a single sin-gle pair thus amounts to trillions ' of offspring. "We must fight continuously against adult flies that get into our houses, wielding old-fashioned swatter, spraying, using flypaper," fly-paper," says Devoe. |