Bug Identifier
Bed Bug
Community identification

Bed Bug

Cimex lectularius

Order & Family
Hemiptera, Cimicidae
Size
Adults are typically 4-5 mm (0.16-0.20 inches) long.
See this bug in the Encyclopedia

Natural Habitat

Primarily human dwellings, especially beds, mattresses, bed frames, and surrounding furniture; also in cracks and crevices in walls, behind wallpaper, and under carpets.

Diet & Feeding

Exclusively feed on the blood of warm-blooded animals, primarily humans. They feed by piercing the skin with their elongated mouthparts and sucking blood. Feeding usually occurs at night.

Behavior Patterns

Nocturnal, hiding during the day and emerging at night to feed. They are attracted to carbon dioxide and body heat. They are highly resilient and can survive for several months without a blood meal. Females lay eggs in secluded places. Bites often appear in lines or clusters.

Risks & Benefits

Potential risks include itchy welts from bites, allergic reactions, secondary skin infections from scratching, and psychological distress. While not known to transmit diseases, their presence can be a significant nuisance. There are no known benefits to humans or the ecosystem.