Bed Bug (Nymph)

Scientific Name: Cimex lectularius

Order & Family: Order Hemiptera, Family Cimicidae

Size: 1.5 mm to 4.5 mm for nymphs; adults up to 5-7 mm

Bed Bug (Nymph)

Natural Habitat

Human dwellings, specifically in cracks and crevices near sleeping areas such as mattresses, bed frames, and furniture.

Diet & Feeding

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

Behavior Patterns

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

Risks & Benefits

Risks include itchy bites, allergic reactions, and psychological distress. While not known to transmit diseases to humans, they are a significant pest that can cause secondary skin infections from scratching.

Identified on: 5/21/2026