In the frozen Yukon Territory in Northern Canada, you've got to be hearty and tough. You've got to expect solitude across frigid, remote landscapes with freezing temperatures, but even in the desolate wilderness you need a vet to help your ailing wiener dog. Enter Dr. Oakley: Yukon Vet. In this special series sneak peek, follow the experienced veterinarian as she makes house calls across thousands of square miles in the Yukon -- helping hundreds of species of animals.