Bug Identifier
Fruit Fly
Community identification

Fruit Fly

Drosophila melanogaster

Order & Family
Order: Diptera; Family: Drosophilidae
Size
3 to 4 mm in length
See this bug in the Encyclopedia

Natural Habitat

Widely distributed worldwide; commonly found in kitchens, gardens, compost piles, and near fermenting organic matter.

Diet & Feeding

Larvae and adults feed on microorganisms (like yeast) associated with decaying fruit and other fermenting organic materials.

Behavior Patterns

Attracted to the smell of fermentation. They have an extremely rapid life cycle, often developing from egg to adult in about a week. They are most active at dawn and dusk.

Risks & Benefits

While not directly harmful to humans through bites or stings, they are significant nuisance pests and can mechanically transfer bacteria (like Salmonella) or fungi to food. In science, they are highly beneficial as primary model organisms for genetic and developmental research.