Bed bug

Found indoors in cracks and crevices near sleeping areas, mattresses, and furniture.

Obligate hematophagous insect feeding exclusively on the blood of humans and other warm-blooded hosts.

Nocturnal and highly secretive, emerging primarily at night to feed and retreating into tight harbourages during the day.

Causes itchy bites, allergic reactions, and severe psychological distress; provides no known ecological benefit indoors.