Fruit fly

Scientific Name: Drosophila melanogaster

Order & Family: Order: Diptera; Family: Drosophilidae

Size: 3 to 4 mm in length

Fruit fly

Natural Habitat

Commonly found in homes, restaurants, and grocery stores where overripe or decaying fruit and organic matter are present.

Diet & Feeding

Primarily feeds on yeast and bacteria associated with decaying organic matter, especially fermenting fruits and vegetables.

Behavior Patterns

Active year-round but most prevalent in the summer and fall. They exhibit rapid reproduction and are attracted to the smell of fermentation and carbon dioxide.

Risks & Benefits

Risks: Can contaminate food with bacteria and pathogens. Benefits: Vital model organism in genetic and biological research due to their short life cycle and complex genetics.

Identified on: 3/14/2026