Bed Bug

Scientific Name: Cimex lectularius

Order & Family: Hemiptera / Cimicidae

Size: 4 to 5 mm (roughly the size of an apple seed) when fully grown.

Bed Bug

Natural Habitat

Found globally in human dwellings, particularly in cracks, crevices, mattresses, and bed frames near sleeping hosts.

Diet & Feeding

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

Behavior Patterns

Nocturnal, elusive, and hitchhikes on luggage or clothing to spread. They undergo incomplete metamorphosis and can survive several months without a meal.

Risks & Benefits

Risks include itchy bites and potential allergic reactions; they cause significant psychological distress and are difficult to eradicate. They provide no known ecosystem benefits in human environments.

Identified on: 1/13/2026