If every known species on Earth were a leaf on a tree, that tree would have 1750000 leaves. Since humans count for just ... (more)
If every known species on Earth were a leaf on a tree, that tree would have 1750000 leaves. Since humans count for just one leaf on the tree, we have a lot to learn about the millions of other forms of life with which we share the world. A dazzlingly illustrated and child-friendly introduction to biodiversity, Tree of Life shows how living things are classified into five kingdoms--and how each has much in tell us about all aspects of life on our planet. Every living thing is descended from ancient bacteria. One of the largest forms of life, the whale shark, depends on one of the smallest, plankton. There are more known species of beetles than any other group of animals. (less)