She can lay an estimated five or six batches of eggs during her lifetime starting on average about 12 days after reaching full maturity.
Attic fly life cycle.
The cluster fly life cycle begins when a female lays her eggs in the soil in late summer or early fall.
Cluster fly larvae feed on earthworm hosts for several days at which time they molt and pupate in the soil.
Life cycle of cluster flies.
Life cycle of blow and flesh flies blow flies and flesh flies are attracted to recently deceased animals where they lay their eggs.
Gestation of a house fly.
By instinct they seek shelter away from the elements such as in the fall when it gets cold.
Over the course of three to six days the pupae develop legs and wings ultimately emerging as full grown house flies.
Life expectancy of house flies.
Within two to three days female house flies are capable of reproduction.
What do they eat.
The female house fly can lay anywhere from 75 to 150 eggs in a batch.
These maggots are unsavory but harmless.
Most commonly they move from the ground to your attic for the winter when it gets cold.
The larvae infest the animal carcass for 5 10 days before they leave the carcass and wander in search of a dry place to pupate.
Thus the common name they have of attic flies.
Cluster flies develop as parasites inside the bodies of earthworms.
Cluster flies do not reproduce indoors and home owners bothered by these pests do not need to fear the flies are hatching from a dead animal or other unpleasant material within the attic or walls.