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The Madagascar hissing cockroach is the only member of their group of cockroaches that can make audible sounds. Compared to crickets, this exact mode of sound production is atypical, as most insects that make noises do so by rubbing together various body parts (" stridulation "), such as the hind legs.
Gromphadorhini, the hissing cockroaches, is a tribe of large, flightless cockroaches comprising 20 known species in six genera, all but one from the island of Madagascar where they inhabit wood, leaf litter or rocky crevices in forest or woodland; the one exception, Elliptorhina lefeuvri, being from Europa Island off the coast of Madagascar.
Gromphadorhina is a genus of large, flightless cockroaches from southern Madagascar; [1] they are typical of the tribe Gromphadorhini (hissing cockroaches) and common in the pet trade. [2] [1] In the older literature, the name is sometimes misspelled as Gromphadorrhina. [2]
Madagascar hissing cockroaches are some of the largest cockroaches in the world, often reaching up to 4 inches long! And while the term “roach” my make you squeamish, these particular insects ...
All four known Gromphadorhina species are widely kept as exotic pets, with G. portentosa being arguably the most common. Many pet dealers, unaware of the fact that there are four species in the genus, classify their stock as portentosa, even though they are selling oblongonota, mixtures of portentosa and oblongonota, or hybrids of these two species.
The discovery of the nocturnal species came as a “surprise,” researchers said. Nocturnal creature with bushy tail caught in a trap in Madagascar. It’s a new species
Madagascar hissing cockroaches kept as pets. Cockroaches were known and considered repellent but medicinally useful in Classical times. An insect named in Greek "σίλφη" (silphe) has been identified with the cockroach, though the scientific name Silpha refers to a genus of carrion beetles.
Fukuda and his team chose Madagascar hissing cockroaches for the experiments because they are big enough to carry the equipment and have no wings that would get in the way.