* The point of ovulation is usually an avascular area of the follicular wall. Therefore, haemorrage is not seen with ovulation in the cow. However, after ovulation there is congestion around the point of follicular rupture and sometimes there is a small blood clot in the centre of the new corpus luteum. | * The point of ovulation is usually an avascular area of the follicular wall. Therefore, haemorrage is not seen with ovulation in the cow. However, after ovulation there is congestion around the point of follicular rupture and sometimes there is a small blood clot in the centre of the new corpus luteum. |