Chapter 4 - Changes in Ecosystems

life_science

 

 

Unit B - Ecosystems

  • Chapter 4 - Changes in Ecosystems

How can changes affect living things and their environments

Body and Trace Fossils

Curriculum Materials

Body and Trace Fossils

What kind of fossil is a tooth—body or trace? How about a nest of eggs? Or a skin impression? Examine the differences between body and trace fossils with these eight high-quality photographs.