Serendipity"Many of the findings in the book . . . are classics of ecology. . . . A rare and delightful insight into timely science."Jane Lubchenco, Nature "Estes's refreshing narrative deftly weaves rigorous science with personal reflection to create an absorbing and introspective read that is equal parts memoir, ecological textbook, and motivational guidebook for young ecologists."Science To newly minted biologist James Estes, the sea otters he was studying in