A wide variety of animals make their way to Pol Vet every day. Helping our four-legged friends are what these vets do best! From a small ferret and Himalayan rabbits, to a wounded buck, expect the unexpected on this special episode of The Incredible Dr. Pol. Just like working in the clinic, you never know what’s coming next!

When it comes to survival, sometimes taking over another animal is the only way to get a step ahead. Naturalist Dan ONeil investigates the weird and wonderful world of mutant animals, mind controlling fungus, and a fish that transforms itself into a set of testes.

The infamous drug lord Pablo Escobar was notorious for smuggling cocaine all over the world. With his drug money and power he illegally imported an array of exotic species to his personal zoo. But soon after Escobar's demise, the animals were left alone in the zoo to fend for themselves. One of these species flourished and now lurks in the Colombian countryside. As a dangerous and potentially aggressive invader, hippos are claiming territory in the rivers of Colombia.

Big Red - one kangaroo's epic battle against the outback. The parched central deserts of the red heartland of Australia are home to the toughest kangaroo on the planet - the mighty Red. Above all, this is a story of survival against the odds and what it takes to endure drought, heatwave, and bushfire. Red struggles to prove his strength, not only against others of his kind, but against the very land itself.