Fossils come in many forms, from actual bones and teeth to tracks and other marks left behind by ancient animals. Some fossils closely resemble the original body parts, while others only leave impressions. The science of fossils reveals how traces of past life can be preserved over millions of years through natural processes.

1. FOSSILS By TERENCE THOMPSON, MACKENZIE LISTMAN, BROOKE SHISSLER, MADDIE MCCREA and MICHAEL REILLY

2. A fossil is a trace of the remains of a living thing that died a long time ago. what a fossil is

3. There are many different kinds of fossils, from many different animals. Kinds of fossils

4. Some fossils, such as bones and teeth look like the actual parts of animals. Bones and teeth

5. Other fossils, such as dinosaur tracks in the mud, are only marks left behind. Marks left behind

6. The science up close shows how a fossil might have begun forming millions of years ago. . Science

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