Humans and animals have been bonding since the beginning of time. Timmy and Lassie. Jane Goodall and her gorillas in the mist. These groovy hippie guys and Christian the lion. In War Horse, Joey the horse forges some unbreakable BFF bonds with a variety of humans and even a member or two of his own species. The fact that these relationships exist and thrive amidst the constant trauma of war emphasizes even more the power of the friendship.