Bed bug

Found in indoor human environments, typically near sleeping areas like bed frames, mattresses, and furniture cracks.

Obligate blood-feeders that primarily consume human blood, though they may feed on other warm-blooded animals.

Nocturnal insects that hide during the day and emerge at night to feed. They go through five nymphal stages, requiring a blood meal to molt at each stage.

They cause itchy, red welts through their bites and can cause significant psychological distress and insomnia. While they are not known to transmit diseases, they are considered a major public health pest.