Discover amazing and fascinating sea creatures in the hole in the bottom of the sea! Based on the traditional cumulative song, each verse introduces a new creature and its place in the food chain, with the shark chasing the eel, who chases the squid, who chases the snail. Enhanced CD includes videso animation and audio singalong. Discover amazing and fascinating sea creatures in the hole in the bottom of the sea! Based on the traditional cumulative song, each verse introduces a new creature and its place in the food chain, with the shark chasing the eel, who chases the squid, who chases the snail. Enhanced CD includes video animation and audio singalong.