DK Eyewitness
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Evolution is the gradual development of the wide variety of plants animals and insects on Earth - from the simple organisms such as bacteria and algae to primitive crustaceans; early fish and amphibians do dinosaurs; Neanderthals to modern humans.Fossils the remains of animals and plants preserved in rocks provide evidence for evolution. They show how animals and plants have gradually changed through time. The earliest fossils are bacterial cells 3 800 million years old.By studying rocks fossils and living things scientists can build up a picture of what happened in the past.Featuring superb photographs of experiments animals and plants bones and fossils Evolution is an intriguing look at the development of life on Earth.