Swim the Silver Sea Joshie Otter Author:Nancy White Carlstrom Joshie Otter wants to play. But the seal babies are sound asleep, the walruses need their rest, and the puffins can't come out today. Poor Joshie keeps searching for a playmate, not realizing how far out he has swum. Just when he begins to feel afraid and alone, though, he hears his mother's reassuring voice over the waves, calling him home.