Bug Identifier
Bed Bug
Community identification

Bed Bug

Cimex lectularius

Order & Family
Order Hemiptera, Family Cimicidae
Size
4 to 5 mm in length (adults), smaller and translucent as nymphs
See this bug in the Encyclopedia

Natural Habitat

Indoor environments, primarily hiding in cracks, crevices, mattresses, and bed frames near human sleeping areas

Diet & Feeding

Obligate hematophages; they feed exclusively on the blood of warm-blooded animals, particularly humans

Behavior Patterns

Nocturnal parasites that hide during the day and emerge at night to feed. They undergo incomplete metamorphosis with five nymphal stages, each requiring a blood meal to molt

Risks & Benefits

They do not transmit diseases but cause itchy, red welts and significant psychological distress or allergic reactions in some individuals. They offer no ecosystem benefits in human dwellings