Specimen No. 002 · Marine Mammal
North Pacific Right Whale penis size & anatomy
Eubalaena japonica
Reference measurement
Approx. 2.42 m / 8 ft
Representative estimate
Midpoint of Animal Diversity Web's documented 215–270 cm range.
Measurement source: Animal Diversity Web (opens in a new tab)
Did you know?
Right whales have no external scrotum or baculum.
One reported North Pacific right whale testis measured 201 cm long and weighed 525 kg.
The penis is described as long, slender, retractile and darkly pigmented.