Bug Identifier
Common Bed Bug
Community identification

Common Bed Bug

Cimex lectularius

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

Natural Habitat

Indoor environments, specifically in close proximity to human sleeping areas such as mattresses, bed frames, and furniture crevices.

Diet & Feeding

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

Behavior Patterns

Mainly nocturnal, emerging at night to feed. They undergo incomplete metamorphosis (egg, nymph, adult) and can survive for months without a blood meal.

Risks & Benefits

A significant public health pest causing itchy bites, allergic reactions, and psychological distress. They do not typically transmit diseases but are difficult and expensive to eradicate.