Fossils are evidence or remains that show an animal or plant previously existed on the earth. The process of fossilization is a complex one as many conditions must exist for it to occur. Think of it as the perfect storm. There must be the correct ingredients of pressure, moisture, acidity and composition of sediment in order for a fossil to …

How do we know that dinosaurs, animals that became extinct before recorded history, ever existed in the first place? The answer is fossils and scientists. Fossils are what scientists study to learn about the history of the earth. Fossils are ancient dinosaur bones that were covered up by the earth over time. Gradually, the bone material broke down and was …