1. Evolution Charles Darwin

2. Maryland Content Standard Recognize and describe that evolutionary change in species over time occurs as a result of natural variations in organisms and environmental changes.

3. Objective Students will be able to recognize and describe that adaptations involves the selection of natural variations in a population.

4. Essential Question How are adaptations responsible for the natural variations in organisms of the same species?

5. Warm-Up Video: Preview –Discussion question: Who was Charles Darwin and what interested Darwin about the Galapagos Islands?

6. Activities Let’s talk: –What do you know about Charles Darwin?? List your ideas Be prepared to discuss previous knowledge Viewing: –Discovery Channel School Video Field Trip: Changes Over Time

7. Explanation Read pages 138-141 –What are the three main parts of Darwin’s observations? Darwin’s observations and questions were different than that of others during his time. Explain his views on adaptations

8. Vocabulary New Vocabulary Vocabulary Chart

9. Extension Complete the Bird Beak Adaptation Activity p. 141 Go Online: SciLinks Webcode: scn-0351 for further research

10. Evaluation Look at figure 2 page 140. Compare the iguanas and their environments. Explain how this is an example of Darwin’s Theory.