Bug Identifier
Bed Bug
Community identification

Bed Bug

Cimex lectularius

Order & Family
Hemiptera; Cimicidae
Size
4 to 5 mm (adult), nymphs are smaller and translucent-yellow.
See this bug in the Encyclopedia

Natural Habitat

Indoor environments, specifically cracks and crevices near human sleeping areas like mattresses, bed frames, and baseboards.

Diet & Feeding

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

Behavior Patterns

Nocturnal; they emerge from hiding at night to feed. They undergo incomplete metamorphosis (egg, nymph, adult) and require a blood meal to molt to the next stage.

Risks & Benefits

Significant nuisance pest. Risks include itchy skin welts, allergic reactions, and psychological distress. They are not known to transmit diseases to humans but cause significant economic impact and stress.