Bed Bug

Scientific Name: Cimex lectularius

Order & Family: Hemiptera: Cimicidae

Size: 4 to 5 mm (about the size of an apple seed) for adults; nymphs are smaller and translucent.

Bed Bug

Natural Habitat

Human dwellings, primarily beds, mattresses, and cracks and crevices near sleeping areas.

Diet & Feeding

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

Behavior Patterns

Nocturnal and elusive. They hide during the day and emerge at night, attracted by the warmth and carbon dioxide of a sleeping host. They undergo incomplete metamorphosis (egg, nymph, adult).

Risks & Benefits

Risks include itchy allergic reactions to bites, sleep deprivation, and psychological distress. While not known to transmit diseases, they are significant household pests. No known ecological benefits in domestic settings.

Identified on: 4/25/2026