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You’ve probably heard the old saying “the dog is a man’s best friend” … but what about the DOG’s best friend?

In the animal kingdom, bonding within your own kind is common, but occasionally, unlikely pairings develop between species and the result is a fascinating friendship.

So, who is your pet’s BFF? Send us your pictures of pooch pals, kitty companions and other unusual animal buddies!

This gallery is dedicated to special friendships between animals so, please, no single pets or humans!

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