Bed Bug
Scientific Name: Cimex lectularius
Order & Family: Hemiptera: Cimicidae
Size: 1mm to 7mm (nymphs are smaller and translucent/tan, adults are larger and reddish-brown).
Natural Habitat
Human dwellings, primarily hiding in bed frames, mattresses, and cracks/crevices near sleeping areas.
Diet & Feeding
Obligate hematophages; they feed exclusively on the blood of warm-blooded animals, primarily humans.
Behavior Patterns
Nocturnal parasites that emerge at night to feed. They undergo incomplete metamorphosis (egg, nymph, adult) and require a blood meal to molt to each next stage.
Risks & Benefits
Risks include itchy allergic reactions to bites, skin infections from scratching, and significant psychological distress/insomnia. They are not known to transmit diseases to humans. There are no ecological benefits in human environments.
Identified on: 3/16/2026