Changes

 

* Post-copulatory behaviour may be considered in three stages.

* Post-copulatory behaviour may be considered in three stages.

== Refractory Period ==

== Refractory Period ==

* Following [[Reproductive_Behaviour_-_Copulatory_Behaviour_-_Anatomy_%26_Physiology#Ejaculation|ejaculation]], all males experience a refractory period (commonly referred to as 'sexual exhaustion') before a second [[Reproductive_Behaviour_-_Copulatory_Behaviour_-_Anatomy_%26_Physiology#Ejaculation|ejaculation]] can occur.

* Following [[Copulatory Behaviour - Anatomy & Physiology#Ejaculation|ejaculation]], all males experience a refractory period (commonly referred to as 'sexual exhaustion') before a second [[Copulatory Behaviour - Anatomy & Physiology#Ejaculation|ejaculation]] can occur.

* Length of refractory period depends on several factors:

* Length of refractory period depends on several factors:

** Degree of sexual rest prior to copulation

** Degree of sexual rest prior to copulation

** Age of male

** Age of male

** Degree of female novelty

** Degree of female novelty

** Number of previous [[Reproductive_Behaviour_-_Copulatory_Behaviour_-_Anatomy_%26_Physiology#Ejaculation|ejaculations]]

** Number of previous [[Copulatory Behaviour - Anatomy & Physiology#Ejaculation|ejaculations]]

* Normal for a male to copulate repeatedly with the same female.

* Normal for a male to copulate repeatedly with the same female.

** Stallion will breed a mare in heat 5-10 times during one [[Reproductive_Behaviour_-_Oestrus_Behaviour_-_Anatomy_%26_Physiology|Oestrus]] period.

** Stallion will breed a mare in heat 5-10 times during one [[Oestrus Behaviour - Anatomy & Physiology|Oestrus]] period.

** Rams remate with the same ewe 4-5 times.

** Rams remate with the same ewe 4-5 times.

** Bulls remate with the same cow repeatedly.

** Bulls remate with the same cow repeatedly.

* Large variation in libido within species.

* Large variation in libido within species.

** Governed by genetic and environmental factors.

** Governed by genetic and environmental factors.