Bug Identifier
Bed Bug
Community identification

Bed Bug

Cimex lectularius

Order & Family
Order: Hemiptera, Family: Cimicidae
Size
4 to 5 mm in length (adults), smaller as nymphs.
See this bug in the Encyclopedia

Natural Habitat

Human dwellings, specifically cracks and crevices in and around beds, furniture, and wall junctions.

Diet & Feeding

Obligate hematophages, feeding exclusively on the blood of humans and other warm-blooded animals.

Behavior Patterns

Nocturnal parasites that hide during the day. They use heat and carbon dioxide to track hosts, feed for 3-10 minutes, and then retreat to digest and lay eggs.

Risks & Benefits

Risks include itchy allergic reactions, skin rashes, and psychological distress/insomnia. While they do not efficiently transmit diseases, they are significant domestic pests. There are no known benefits.