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Body parts fossils were formed when a plant or animal died and was buried quickly in wet sediment.
A fossil is a part of an animal or plant that has been preserved in rock.
This book is dedicated to my four sons, Phil, Tim, Josh, and David, whose growing-up years ignited a life-long passion within me to teach kids.
How did it happen that billions and billions of things died and are preserved for us in the rock layers of the earth?
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