July 16, 2010

Madagascar Hissing Cockroach

Gromphadorhina portentosa   Cool Cockroaches? The Madagascar hissing cockroach is wingless, slow moving, docile, has no odor, and does not bite. They can grow to be 2-3 inches long. Male roaches have two prominent protrusions on the thorax that look like horns. Females have a smoother thorax. Hissing is produced by expelling air from spiracles […]