Madagascan hissing cockroach

Scientific name: Gromphadorhina portentosa

Officially approvedEntity code: ENT-0143

Behaviour

Gromphadorhina portentosa produces hisses by forcibly expelling air through modified abdominal spiracles.

Evidence: SRC-DSC-F5EE96EC7D · SRC-DSC-E903C15CD5Statement code: CLM-ENT0143-DSC-03

Sources (2)

Sources

Ahmad reads the approved sentences themselves, nothing more.

1Madagascar Hissing Cockroaches — ENTFACT-014SRC-DSC-F5EE96EC7D
2Gromphadorhina portentosa (Madagascan hissing cockroach) | Animal Diversity WebSRC-DSC-E903C15CD5

Approved version OWNER-REVIEW-20261108T074933963 · last approved 8 November 2026