Bed Bug

Scientific Name: Cimex lectularius

Order & Family: Hemiptera: Cimicidae

Size: 4 to 5 mm (adults), about the size of an apple seed.

Bed Bug

Natural Habitat

Found worldwide, primarily in human dwellings, living in cracks of bed frames, mattresses, and furniture.

Diet & Feeding

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

Behavior Patterns

Nocturnal parasites that emerge at night to feed. They go through five nymphal stages, requiring a blood meal to molt at each stage.

Risks & Benefits

While not known to transmit diseases, their bites cause itchy red welts (as shown in the image) and can lead to anxiety, insomnia, or allergic reactions. They are significant household pests causing economic and psychological distress.

Identified on: 3/13/2026