Bald Face Hornet:  Size: The queen and her offspring range in size from 13 mm to 20 mm. The bald face hornet gets its name from the ivory-white markings on the face.  The thorax, legs and abdomen also have white markings.  The bald face hornet it is not a 'true' hornet – it is a yellowjacket. 
Habitat: The queen collects cellulose from weathered and rotting wood, chews the wood adding her saliva, and takes this paste and makes a papery material to construct the nest.  
Bald Face Hornet