Thumper finds the Three Bears' house and tussles with his conscience about eating the porridge. He leaves the house but runs into the Big Bad Wolf. To escape the wolf he goes back to the Bears' house and while he's there he eats all the porridge.; Thumper is depressed when he's told he's just a little bunny. Later he learns that size is relative, when he meets Wiggly Worm, to whom Thumper is a giant.; When lumbermen and hunters threaten the forest, Thumper decides he has to do something. He puts out a fire left by careless hunters and as a reward the forest rangers declare the area a forest preserve.; Thumper gets new bathing trunks but the swimming hole is dry.; Friend Squirrel can't bury his acorns because he can't find them later. Thumper comes up with the idea of placing each acorn in the center of an iron nut and then finding them with a magnet.; Friend Owl is trying to sleep, but Thumper is playing hopscotch and keeping him awake.