Dorling Kindersley Publishing creator United Kingdom UK. Ed. 5 x 0.63 x 6.61 inches (hardcover) Part of a series packed with bite-sized chunks of information that will encourage and inform even the most reluctant readers. Here, explore the animal kingdom's family tree and you'll discover the unique features that make a mammal a mammal, or a fish a fish. Animals Non-Fiction 9781409386605 125971