The Pol's welcome a new foal to the family as the warmer spring temperatures turn up the heat on animal emergencies. Dr. Brenda's knee snaps while saving the life of a mare. Dr. Pol is called out to treat five calves that are struggling to grow. Dr. Nicole plucks quills from a curious Chihuahua, and Dr. Lisa treats a cat with a blocked bladder.

The vets treat an ailing alpaca and a dangerous cow with a face full of quills while Charles works on a solution for seat-stealing Tater.