Specimen No. 017 · Carnivore
Red Fox penis size & anatomy
Vulpes vulpes
Reference measurement
Approx. 96.6 mm / 3.8 in
Published average
Five red foxes: mean 96.56 ± 7.00 mm; observed values 89.35–107.80 mm.
Measurement source: Research article / red fox anatomy study (opens in a new tab)
Did you know?
A red fox anatomy study measured mean penis length at 96.56 mm.
The same animals had a mean baculum length of about 49.5 mm.
One of five foxes in the study showed a sigmoid flexure in the penis.