Specimen No. 008 ยท Primate
Western Lowland Gorilla penis size & anatomy
Gorilla gorilla gorilla
Reference measurement
Approx. 60 mm / 2.4 in
Approximate average
CARTA summarizes gorilla erect penis length at approximately 6 cm.
Measurement source: CARTA / UC San Diego (opens in a new tab)
Did you know?
Gorilla erect penis length is about 6 cm, much shorter than chimpanzee and bonobo measurements.
Gorillas have a distinct glans penis, unlike the filiform form described in chimpanzees and bonobos.
Penis size among primates may reflect differences in social and reproductive competition.