Flightless Fruit Fly cultures have about a month lifespan. Larvae will continually to pupate from eggs layered by the adults in the culture.
To feed your pets just shake out a few adults and feed them to your pet. The average size of an adult fruit fly is about the size of large pinhead crickets.

• Each vial contains 40-50 adult flies with medium. Store them at room temperature and keep them out of direct sunlight.
• Regular fruit flies are about 1/16"
• Giant fruit flies are about 1/8"