Bed Bug

Scientific Name: Cimex lectularius

Order & Family: Hemiptera: Cimicidae

Size: 4 to 5 mm (adults), roughly the size of an apple seed.

Bed Bug

Natural Habitat

Human dwellings, primarily found in bedding, mattress seams, bed frames, and cracks or crevices near sleeping areas.

Diet & Feeding

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

Behavior Patterns

Nocturnal and elusive. They typically emerge at night to feed and return to hidden harborages. They go through five nymphal stages, requiring a blood meal to molt at each stage.

Risks & Benefits

Risks include itchy, red welts (often in a line or cluster), psychological distress, and potential secondary skin infections from scratching. They are not known to transmit diseases to humans. There are no ecological benefits to humans.

Identified on: 4/14/2026