The Bitto Bitto no Mi is a Paramecia-class Devil Fruit that gives the user the ability to gain an animal's powers by biting animal bones. In the Viz Manga and Japanese translations it is known as the Bit-Bit Fruit. In the 4Kids dub it is known as the Teething Teething Fruit. It's name was changed due to the vaguely negative connotion of the original title.