![This DVD uncovers the clues fossils reveal about Earth's last 600 million years of life from the simplest organisms that colonized the oceans to the complex mammals that exist today. | Live-action footage, coupled with the test ideas about ecology, bring to life the major lifeforms that thrived during the Paleozoic, Mesozoic, and Cenozoic geologic eras. | Teacher's Guide and glossary are included. 20 minutes.](http://www.sciencepurchase.com/cdn/shop/products/8d985deba0b7_{width}x.jpg?v=1622237697)
- This DVD uncovers the clues fossils reveal about Earth's last 600 million years of life from the simplest organisms that colonized the oceans to the complex mammals that exist today.
- Live-action footage, coupled with the test ideas about ecology, bring to life the major lifeforms that thrived during the Paleozoic, Mesozoic, and Cenozoic geologic eras.
- Teacher's Guide and glossary are included. 20 minutes.
Product Dimensions (L x W x H): x 127 x MM
Product Weight: 1 LB