1. Seasonal rainfall in Daphne Major
Rainfall (mm)
Seasons
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9.2mm

2. Distribution of beak depth for finches born in 1976 and 1978
Beak depth average=9.2mm
9.2mm
Born in 1976
Number of Finches
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9.7mm
Born in 1978
1978
Beak depth average=9.7mm

3. Beak depth of parents and their offspring
Average beak depth in 1978 +
Average beak depth of their offspring (mm)
Average beak depth in 1976 +
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Average beak depth of both parents (mm)

4. Seed size chosen by finches of different beak depths (1976)
Number of finches
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Beak depth (mm)

5. Distribution of beak depth of finches born in 1976
Number of finches
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Beak depth (mm)

6. Population size of finches between 1975 -1978
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Number of finches

7. Total seed biomass available for finches to eat 1976-78
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Total available seed biomass

8. Average size and hardness of available seeds 1975-78
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Seed size and hardness index