There are many species of animals that you wouldn't imagine being friends - dogs and fish, chimpanzees and cheetahs, cats and lizards - yet there is photo evidence all over the internet of animals of all kinds being friends with each other. This makes us think that humans have a lot to learn from animals. Have a look at the photos below and get ready to have your heart melted.
Who would have thought that a puppy and a duck would be such good friends, to the point that the duck lets the puppy ride around on its back? This is a beautiful example of how animals of all kinds can be friends with each other.