Dot, an Australian girl, seeks the magical green root that will give her the ability to talk to animals. She eats a red root by mistake, and is shrunk to the size of an ant. With the help of her friends Keeto the mosquito and Butterwalk the caterpillar, she searches for the green root that will restore her size. But she must find it before sundown, or she will shrink even smaller.

Segments: "Once Upon a Wintertime," two lovers recued from an icy river by friendly animals; "Bumble Boogie," bee beset by musical instruments and symbols come to life; "Johnny Appleseed," story of the legendary pioneer tree-planter; "Trees," mood piece set to musical treatment of Joyce Kilmer's poem; "Little Toot," story of a heroic little tugboat who saves an ocean liner; "Blame it on the Samba," Donald Duck and Jose Carioca have the blues blown away at a Latin cafe; "Pecos Bill," story of the legendary cowpoke, his trusty mount Widowmaker and his sweetheart Slue Foot Sue.

A lonely boy wins over his distant father and strict grandmother with help from a brave velveteen rabbit whose one wish is to become a real rabbit someday.