|a2= This mare appears to be showing very good oestrous behaviour: she stands still with the stallion, leans her hindquarters to the stallion and is urinating. However, there are enormous individual differences between mares. | |a2= This mare appears to be showing very good oestrous behaviour: she stands still with the stallion, leans her hindquarters to the stallion and is urinating. However, there are enormous individual differences between mares. |