Anyone who’s had pets knows that animals definitely have something similar to ‘laughter’. Science seems to agree as well. That derpy way your dog looks at you when he is happy? Scientists believe that may very well be a ‘laughter’ clue.
But science aside, animals can certainly do one thing: put a smile on your lips. So on that note, I give to you these 19 cute critters that will make you break out in the broadest of smiles.