As suggested by the name, Madagascar Hissing Cockroach (Gromphadorhina Portentosa) is native to Madagascar and among a few species of cockroaches which can produce a hissing sound. Madagascar Hissing Cockroach is one of the biggest species of roaches, which can grow to a length of 3 inches (7.62 cm). In fact, it is the 4th … Continue reading Madagascar Hissing Cockroach (A PET Hissing Roach)