Changes

* Present in the mare and bitch

* Present in the mare and bitch

* Dark patches on the vestibular walls mark the position of vestibular bulbs.

* Dark patches on the vestibular walls mark the position of vestibular bulbs.

* Vestibular bulbs are a concentration of veins forming erectile tissue, this is the female homologue of the bulb of the [[Male_Reproductive_Tract_-The_External_Genetalia_- Anatomy & Physiology|penis]].

* Vestibular bulbs are a concentration of veins forming erectile tissue, this is the female homologue of the bulb of the [[Penis - Anatomy & Physiology|penis]].

* During the dog's [[Reproductive_Behaviour_-_Copulatory_Behaviour_Dog_- Anatomy & Physiology|'tie']], the bulbs are erect and press against the [[Male_Reproductive_Tract_-The_External_Genetalia_- Anatomy & Physiology|penis]], caudal to the enlarged bulb of the glans.

* During the dog's [[Reproductive_Behaviour_-_Copulatory_Behaviour_Dog_- Anatomy & Physiology|'tie']], the bulbs are erect and press against the [[Penis - Anatomy & Physiology|penis]], caudal to the enlarged bulb of the glans.

== Vulva ==

== Vulva ==

=== Clitoris ===

=== Clitoris ===

* Partial homologue of the [[Male_Reproductive_Tract_-The_External_Genetalia_- Anatomy & Physiology|penis]].

* Partial homologue of the [[Penis - Anatomy & Physiology|penis]].

* Located within the ventral commissure of the vulva.

* Located within the ventral commissure of the vulva.

* Can be divided into two parts:

* Can be divided into two parts:

* Found radiographically in some bitches.

* Found radiographically in some bitches.

* Homologue of the [[Male_Reproductive_Tract_-The_External_Genetalia_- Anatomy & Physiology#Glans_Penis_morphology|os penis]]

* Homologue of the [[Penis - Anatomy & Physiology#Glans_Penis_morphology|os penis]]

= Histology =

= Histology =