MSD Manual

Please confirm that you are a health care professional

honeypot link
Probing snakes to identify gender
Probing snakes to identify gender

    Probing snakes to identify gender. Top: A lubricated (water-soluble), blunt sexing probe is inserted caudally into either side of the cloaca (arrow). Middle: In males, the probe enters into one of the hemipenal sulci to a depth of 6–14 subcaudal scales. Bottom: In females, the probe enters one of the cloacal glands to a depth of < 6 subcaudal scales.

Courtesy of Dr. Stephen Divers.

In these topics
Overview of Reptiles