Darwin's Theory Answers

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Look at your data. With three foods, Flock was the most successful over three generations.

With two foods (no fruit), Flock was the most successful.

With three foods available, natural selection has favored Flock , which has increased the most in the first three generations. Meanwhile, Flock has declined the most because its beak was the least successful phenotype for the food available.

The flocks all started with 10 birds. Flock was the most successful at feeding, so it will have the greatest number in the second generation. Flock was the least successful at feeding and has shrunk the most.