On The Incredible Dr. Pol, the docs are racing from critical clinic visits to emergency farm calls. The crew of Pol Veterinary Services works seven days a week pulling calves, pushing prolapses, and triaging the mayhem that comes with the central Michigan territory. © National Geographic 　　S21 E1 | A Hard Day's Bite 　　S21 E2 | Chutes and Bladders 　　S21 E3 | Faux Paws 　　S21 E4 | Pup Fri...