Bed Bug
Scientific Name: Cimex lectularius
Order & Family: Hemiptera / Cimicidae
Size: 4 to 5 mm (roughly the size of an apple seed)

Natural Habitat
Nests in human dwellings, typically in mattress seams, bed frames, headboards, 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
Mainly nocturnal; they emerge at night to feed. They undergo incomplete metamorphosis (egg, nymph, adult) and require a blood meal to molt at each life stage.
Risks & Benefits
Risks include itchy welts, allergic reactions, and psychological distress/insomnia. They are not known to transmit diseases to humans. There are no ecological benefits to their presence in human homes.
Identified on: 5/17/2026