Bug Identifier
Asian Lady Beetle
Community identification

Asian Lady Beetle

Harmonia axyridis

Order & Family
Coleoptera: Coccinellidae
Size
5.5 mm to 8.5 mm
See this bug in the Encyclopedia

Natural Habitat

Found in agricultural fields, gardens, and forests; commonly enters homes during fall winter to seek warmth.

Diet & Feeding

Primarily feeds on aphids, scale insects, and other soft-bodied agricultural pests.

Behavior Patterns

Known for large aggregations during seasonal migrations in autumn; displays 'reflex bleeding' (releasing yellow fluid) when threatened.

Risks & Benefits

Benefits include biological pest control for crops; risks include being a nuisance household pest, potential minor bites, staining surfaces, and causing allergic reactions in some individuals.