Bed Bug (Nymph)
Scientific Name: Cimex lectularius
Order & Family: Order: Hemiptera, Family: Cimicidae
Size: 1.5 mm to 4.5 mm (nymph stages); adults can reach up to 5-7 mm

Natural Habitat
Cracks and crevices in human dwellings, typically near sleeping areas such as mattresses, bed frames, and upholstered furniture.
Diet & Feeding
Obligate hematophagy (feeds 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 (5 nymphal stages) and require a blood meal to molt to the next stage.
Risks & Benefits
No known ecosystem benefits. Risks include itchy skin welts, allergic reactions, insomnia, and psychological distress. While they carry pathogens, they are not currently known to transmit diseases to humans.
Identified on: 1/2/2026