Bug Identifier
Bed Bug
Community identification

Bed Bug

Cimex lectularius

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

Natural Habitat

Indoor environments, primarily cracks and crevices near sleeping areas such as mattress seams, bed frames, and headboards.

Diet & Feeding

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

Behavior Patterns

Nocturnal and elusive; they hide during the day and emerge at night to feed. They undergo incomplete metamorphosis (egg, nymph, adult) and require a blood meal to molt at each stage.

Risks & Benefits

Significant household pest; bites can cause itchy red welts and allergic reactions in some individuals. While not known to transmit diseases, they cause significant psychological distress and sleep deprivation. There are no ecological benefits in a domestic human setting.