* Oestrus is characterized by increased [[Reproductive_Behaviour_-_Attractivity_Behaviour_-_Anatomy_%26_Physiology#Auditory_Signals|vocalization]],rubbing and rolling. | * Oestrus is characterized by increased [[Reproductive_Behaviour_-_Attractivity_Behaviour_-_Anatomy_%26_Physiology#Auditory_Signals|vocalization]],rubbing and rolling. |