− | * [[Reproductive_Behaviour_-_Erection_- Anatomy & Physiology|Erection]] is only achieved after the female is mounted in a sitting position and the penis is not fully extended until after [[Copulatory Behaviour - Anatomy & Physiology#Intromission|intromission]] is complete. | + | * [[Erection - Anatomy & Physiology|Erection]] is only achieved after the female is mounted in a sitting position and the penis is not fully extended until after [[Copulatory Behaviour - Anatomy & Physiology#Intromission|intromission]] is complete. |