The sunfish, also known as the Mola, looks like an evolutionary joke. With a body the size of a car, made of jelly, and a brain smaller than a walnut, this clumsy, inept giant not only survives in the world's oceans... but thrives. But how, exactly, does it survive? Find out in our latest video about the dumbest animal alive: https://t.co/7pMNylpfXS