Horse Whisperer is a Dog
You've got to love unusual friendships/relationships. We've all seen numerous photos online of big dogs snuggling with tiny kittens, goats that think they're dogs, cats mothering chicks, etc.
Here's a bond between two animals that's been looked at several million times since it was first posted. You've got Boss, the Doberman, and his BFF, Contino the Horse.
It might just be an act for the cameras, but it would appear that these two actually dig each other's company.