Bed Bug (Nymph/Juvenile stage)

Scientific Name: Cimex lectularius

Order & Family: Hemiptera: Cimicidae

Size: 1.5 mm to 4.5 mm (nymphs range from translucent/cream to bright red after feeding).

Bed Bug (Nymph/Juvenile stage)

Natural Habitat

Found indoors in cracks and crevices, beds, mattresses, and furniture within close proximity to human sleeping areas.

Diet & Feeding

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

Behavior Patterns

Nocturnal and secretive; they hide during the day and emerge at night to feed. They undergo five nymphal stages, requiring a blood meal to molt to the next stage.

Risks & Benefits

Risks include skin irritation, allergic reactions to bites, and psychological distress/insomnia. They are not known to transmit diseases to humans but are significant household pests.

Identified on: 4/25/2026