State Lab: The Beaks of Finches (page 117)

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State Lab The Beaks of Finches (page 117)
1. You will turn in the answer packet (pages 125
to 130)
2. Break up into partners
3. ONE partner pick up a large dish with seeds
and a small dish.
4. Choose a letter (A through N)
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State Lab The Beaks of Finches
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State Lab The Beaks of Finches (page 117)
5. Pick up your chosen beak
6. Only ONE seed can be eaten at a time!!
7. Dont count seeds that hit the table
8. Practice now
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State Lab The Beaks of Finches (page 117)
Round One Feeding with no competition
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State Lab The Beaks of Finches (page 117)
Round One Feeding with no competition
- 4 trials (2 per person)
- transfer as many seeds as possible in 30 seconds
- average the four trials
- must collect 13 seeds (average) per trial to
survive on this island.
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State Lab The Beaks of Finches (page 117)
Round One Feeding with no competition
- if you collected fewer than 13, you must
migrate to another island
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State Lab The Beaks of Finches (page 117)
Round One Feeding with no competition
- if you collected fewer than 13, you must
migrate to another island
- different food supply
- turn in your small seeds for larger ones
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State Lab The Beaks of Finches (page 117)
Round two Competition
- you will now compete on your island
- 4 trials, 30 seconds each
- feed from the same dish
- 30 seeds only
- if you get less than 13, you are extinct!
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State Lab The Beaks of Finches (page 117)
Round three Increased Competition
- you will now continue to compete on your island
with the remaining species
- 4 trials, 30 seconds each
- ALL finches feed from the same dish on each
island (10 x groups of seeds only).
- if you get less than 13, you are extinct!
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State Lab The Beaks of Finches