Bug Identifier
Bed Bug
Community identification

Bed Bug

Cimex lectularius

Order & Family
Order Hemiptera, Family Cimicidae
Size
Approximately 4 to 5 mm (size of an apple seed) when well-fed.
See this bug in the Encyclopedia

Natural Habitat

Found primarily in human dwellings, hidden in cracks, crevices, bed frames, and mattresses.

Diet & Feeding

Obligate hematophagous (blood-eaters), primarily feeding on human blood.

Behavior Patterns

Nocturnal parasites that hide during the day and emerge at night to feed on sleeping hosts. They go through five nymphal stages before reaching adulthood, requiring a blood meal to molt at each stage.

Risks & Benefits

Risks include itchy welts, allergic reactions, insomnia, and psychological distress. While they do not transmit diseases to humans, infestations can be difficult and expensive to eradicate. They provide no ecosystem benefits to humans.