Bed bug

Found indoors worldwide, primarily hiding in cracks, crevices, mattresses, and furniture near human sleeping areas.

Obligate hematophagous ectoparasites that feed exclusively on the blood of humans and other warm-blooded animals.

Nocturnal insects that emerge primarily at night to pierce skin and feed, retreating into dark harborages during daylight.

Bites cause itchy, irritated skin welts and psychological distress, but they are not known to transmit human pathogens.