Bug Identifier
Common Bed Bug
Community identification

Common Bed Bug

Cimex lectularius

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

Natural Habitat

Found in human dwellings, typically in mattress seams, bed frames, and cracks or crevices near sleeping areas.

Diet & Feeding

Obligate hematophages, primarily feeding on human blood, usually at night.

Behavior Patterns

Nocturnal and elusive; they hide during the day and are attracted to the carbon dioxide and warmth produced by sleeping hosts.

Risks & Benefits

They are nuisance pests that cause itchy, red welts through their bites. While they do not typically transmit diseases, infestations can cause significant psychological distress and allergic reactions.