Red: The SHELLDER that is latched onto SLOWPOKE's tail is said to feed on the host's left over scraps.Yellow: Lives lazily by the sea. If the SHELLDER on its tail comes off, it becomes a SLOWPOKE again.Gold: If the tail-biting SHELLDER is thrown off in a harsh battle, it reverts to being an ordi nary SLOWPOKE.
Prof. Lotus' Notes: The relationship that Slowpoke has with Shellder is parasitic. The Shellder on it's tail is constantly pumping poison into slowpoke to 'motivate' it to do what it likes.