1. After you have completed the notes Use these instructions to color your organizer

2. Underline the following information Age of Fishes First amphibians reach land (frogs) Color the box with the word Devonian with a color of your choice. This period is important for the appearance of fish.

3. Underline the following information Mass extinction of marine animals, trilobites disappear. Color the box with the word Permian with a color of your choice. This period is important for the mass extinction of marine life.

4. Underline the following information Birds appear Color the box with the word Jurassic with a color of your choice. This period is important for the appearance of birds.

5. Underline the following information Asteroid Impact Mass Extinction of the dinosaurs signals the end of the era Color the box with the word Cretaceous with a color of your choice. This period is important for the extinction of the dinosaurs

6. Underline the following information Age of Mammals begins Color the box with the word Tertiary with a color of your choice. This period is important for the appearance of mammals.

7. Under the word Quaternary, write “current age” We live in the quaternary period of the Cenozoic Era.