This bountiful series introduces young readers to a myriad of animals who inhabit the earth's wet wonderlands. — A Parents' Choice Approval for 19 title book and tape series. — Each book includes an informative note and glossary full of fascinating facts confirmed by the Smithsonian Institution curators. — Read-along cassettes incorporate authentic sea sounds, such as real-life recordings of dolphins and whales. — Toys authenticated by Smithsonian Institution curators for realism.Two gentle giants must swim up a Florida river to escape the chill of winter. Along the way, Little Calf dives deep—and gets tangled in a clump of water-weeds. Can his mother save him?