If these photos prove anything, it’s that the animal kingdom is one of the kingdoms in the world. Whether it’s baby hippos swimming underwater, arctic foxes embracing the cold winter air or kittens that couldn’t be happier about taking a nap, each and everyone one of these animals is smiling in a way that will leave you grinning from ear to ear. Here are 29 adorable animals that will put a smile on your face.
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