1. Unit Two, Day 5
Adaptive Radiation

2. Opener
Sit with your partner from last class Get out a computer, don’t open it yet Get out the worksheet and turn to your notes

3. Agenda Finish Allopatric and Sympatric Speciation Adaptive Radiation
Exit Ticket: Speciation Scenario
Speciation Posters

4. Homework HW: reading Chapter 26.1-26.3
Essential Question: How are phylogeny trees constructed and read?

5. New LT #2
I can explain the mechanisms of speciation

6. Web Tutorial
You have 20 minutes to finish I am going to record down your score at the end

7. Adaptive Radiation
Rapid evolution of diversely adapted species from a common ancestor when a change in environment
Makes new resources available
Creates new challenges for survival (selection for traits)
New environmental niches for species to move into

8. Adaptive Radiation Happens after
Mass extinctions (mammals following dinosaurs)
Evolution of novel characteristics (development of 4th cusp in molars of mammals)
Colonization of new habitats (Darwin’s finches)

9. Video on Adaptive Radiation
Darwin's FInches

10. Exit Ticket Read the description Discuss with your group
Answer questions

11. Speciation Posters Orcas (Killer whales) in the Pacific Northwest
Each group will be responsible for creating a poster that will tell the story of a group of organisms and how they were established in their environment
Count off by 7’s
Orcas (Killer whales) in the Pacific Northwest
Stickleback fishes in Alaska
North America Apple-Maggot Fly
Cichlids in Lake Victoria in Africa
Medium-Ground Finches in the Galapagos (Santa Cruz Island)
Hawaiian Honey-Creepers
The Monkey Flower (Mimulus)
Grand Canyon Kaibab Squirrel