Bed Bug
Scientific Name: Cimex lectularius
Order & Family: Hemiptera / Cimicidae
Size: 4 mm to 5 mm (unfed adults); slightly larger and elongated when engorged with blood.

Natural Habitat
Typically found in human dwellings, residing in cracks and crevices, bed frames, mattresses, and furniture within close proximity to host sleeping areas.
Diet & Feeding
Obligate blood feeders, primarily targeting humans, though they can feed on other mammals and birds if necessary.
Behavior Patterns
Nocturnal parasites that emerge at night to feed. They go through five nymphal stages (instars), each requiring a blood meal to molt. They can survive several months without feeding.
Risks & Benefits
While not known to transmit diseases to humans, their bites can cause allergic reactions, skin rashes, and psychological distress. They are considered a significant public health pest requiring professional remediation.
Identified on: 1/4/2026