Book excerpt: Journey across the Pacific Ocean and investigate the mystery connecting three different animals from the California Current to the polar waters west of the Antarctic Peninsula. Become an ocean detective and discover the connection between a seabird, a whale, and a penguin; and maybe you'll uncover the sea secret that links them all. This book invites young readers to explore ocean ecosystems and their food webs. Field sketches, watercolors, and photographs combine to reveal the clues.