A Seahorse, of Course! - The Explorers think they know all about horses, but Miss Sally challenges them to find a horse that lives in the sea. So the gang dives in learn all about seahorses. Seeing Snow Prints - When the Explorers find a set of footprints in the snow, they go in search of the animal that made them. Along the way, the gang learns about a variety of animals that live in the snowy habitat.