Umbilical hernia is most commonly seen in

Answer: Option A

Umbilical hernia is most commonly seen in Cattle.
Umbilical hernias are the most common birth defect in calves. They occur when the umbilical ring fails to close after birth, allowing abdominal contents to protrude through the opening.
Umbilical hernias vary in severity from those that will spontaneously heal to those that will need surgical repair.