Question

If the bird birds' beak differences mean that each eats different foods, how did the trait become more common in the finches on different islands? ( hint: how does evolution cause different traits to become more or less common amongst a population of organism)

Answer 1

Traits become common in finches on different islands because the islands each have different environments and food resources. Through natural selection, the birds gained different adaptions to help them survive and eat in their environment.

Step-by-step explanation:

Hope this helps.