Obtener vínculo Facebook Twitter Pinterest Correo electrónico Otras apps mayo 22, 2019 What is a bed bug? Usually at night. ... Bed bugs are a type of insect that feed on human blood. Bed bug bites are caused primarily by two species of the insect Cimex: Cimex lectularius (the common bed bug ) and Cimex hemipterus. Leer más