1. Evidence for Change
This PPT accompanies part 4 of the packet “Evidence of Change”
Use the visuals to make sense of the ideas in the packet about “Vestigial Structures”

2. FRIDAY!!!! 10/16 Materials needed: *Writing Utensil
*New packet given out momentarily
Do Now:
Without peeking under sticky notes, guess which animal is which….
Agenda
Complete “Evidence of Change” Part 1-2
Return tests & go over challenging questions
(Last 10 minutes)

3. Vestigial Structures

4. What are vestigial structures?
Body parts that don’t seem to have a function
Seem to be disappearing over time

5. Part 3: Vestigial Structures
whale hip bones…

6. Vestigial Structure
These are body parts that have become useless as organisms change their lifestyle, slowly they disappear

7. Cave Fish vs. Minnow

8. Coccyx (tail bone)

9. Appendix

10. Muscles that Move the Ear

11. Little Toe

12. Wisdom Teeth

13. Ideas the come up in part 5

14. Packets out please!
Please read through the last question on page 8 of the “Evidence of Change” packet.
We’re going to tackle this question and turn in the packets ASAP!

15. What am I?

16. Meet the Tree Kangaroo