1. 8-4 Notes: Adaptations

2. Review….Voyage of the hms beagle
Darwin noticed animals have traits that fit their environment
ex. Darwin Finch Beaks
These are called……ADAPTATIONS!

3. Adaptations
A hereditary characteristic that helps an organism survive and reproduce in its environment.

4. Fitness
Measure of ability to survive and produce more offspring relative to other members of a population

5. Let’s Practice!
Example: Bird A has 15 offspring whereas bird B has 6 offspring. Which bird has more fitness?

6. According to Evolution, who would be more “fit?”
Let’s Practice!
According to Evolution, who would be more “fit?”

7. According to Evolution, who would be more “fit?”
Let’s Practice!
According to Evolution, who would be more “fit?”

8. How it helps the organism survive
Animal Observation
Animal:
Environment
Adaptation
How it helps the organism survive 1. 2. 3.