Bed bugs have small, flat, oval-shaped bodies. They are wingless. Adults do have the vestiges of wings called wing pads, but they do not fully develop into functional wings. Adults are brown in color, although their bodies redden after feeding.

What looks like a bed bug but has wings?

Booklice have a distinct color that is light brown, or some would say a creamy yellow. Their heads and bodies are visibly segmented unlike bed bugs', and some have wings capable of flight. These bugs don't bite, though when dead, their bodies could combine with dust to aggravate asthma attacks.

What bugs can be mistaken for bed bugs?