‘The title epitomizes Esbensen’s creative presentation of an important concept: how whales differ from the fish they seem to resemble and share characteristics with other mammals.… An excellent addition to the Let’s-Read-and-Find-Outseries.’—K. ‘Introduces a full range of information about whale anatomy, development, and behavior.… Esbensen’s simple, informative text keeps its young audience clearly in view.’—BL.