Species difference

VULVA
( Ewe, Doe, Mare, Sow, Bitch, Rabbit )

Ewe and Doe

  • An inch or more in length
  • There is a very small diverticulum below the urethral orifice, which is similar in the Goat
  • The vestibular glands are inconstant. If present, they may be a size of a small bean
  • The labia are thick and the ventral commissure is pointed and projects downward
  • The clitoris is short and the glans is concealed in the fossa clitoridis

Mare

  • The ventral commissure is rounded and thick
  • Suburethral diverticulum is absent
  • Glans clitoridis is more prominent and the fossa clitoris is wide
  • Clitoris is short and thick

Sow

  • The labia are thick and covered with wrinkled skin
  • The clitoris is in the form of small projection. The dorsal commissure is rounded and ventral is pointed
  • The clitoris is long and flexuous
  • The fossa clitoris is located at an inch cranial to the ventral commissure

Bitch

  • The labia are thick and ventral commissure is pointed
  • The clitoris is flat. The corpus clitoridis is not erectile whereas glans clitoridis is erectile
  • A fold of mucous membrane extends backwards over the glans and fossa
  • The mucous membrane is red

Rabbit

  • The vulval lips are pointed downward
Last modified: Saturday, 21 April 2012, 6:05 AM