As the popular characters of songs and stories, farm animal sare celebrated all over the world. But few stories tell of their sister species who live in the wild. These animals known primarily as livestock, beasts of burden, or even pets must fend for themselves beyond the fences of their domesticated kin. In this episode, we examine ponies, pigs and donkeys.

pt. 1. Animals Gone Wild: Donkeys -- pt. 2. Animals Gone Wild: Ponies, Pigs, and Donkeys (Animal Empires Series) -- pt. 3. Animals Gone Wild: Wild Ponies.