Bug Identifier
Bed bug
Community identification

Bed bug

Cimex lectularius

Order & Family
Order: Hemiptera, Family: Cimicidae
Size
4 to 5 mm (adults), roughly the size of an apple seed.
See this bug in the Encyclopedia

Natural Habitat

Human dwellings, specifically in cracks, crevices, mattress seams, and bedding near sleeping areas.

Diet & Feeding

Obligate hematophages; they feed exclusively on the blood of warm-blooded animals, primarily humans.

Behavior Patterns

Nocturnal and elusive; they hide during the day and emerge at night to feed. They undergo incomplete metamorphosis (egg, nymph, adult).

Risks & Benefits

Risks: Bites cause itchy welts and psychological distress; infestations are difficult and expensive to eradicate. Benefits: None to humans or ecosystems.