Bed bug
Scientific Name: Cimex lectularius
Order & Family: Order: Hemiptera, Family: Cimicidae
Size: 4 mm to 7 mm (approximately the size of an apple seed).

Natural Habitat
Human dwellings, specifically cracks and crevices near sleeping areas such as mattresses, bed frames, headboards, and luggage.
Diet & Feeding
Obligate hematophages; they feed exclusively on the blood of warm-blooded animals, primarily humans.
Behavior Patterns
Mainly nocturnal; they emerge at night to feed and hide during the day. They undergo incomplete metamorphosis (egg, nymph, adult) and require a blood meal to molt into the next stage.
Risks & Benefits
Risks: Causes itchy welts, allergic reactions, and significant psychological distress/insomnia; however, they are not known to transmit diseases. Benefits: None to humans or the ecosystem.
Identified on: 2/17/2026