According to Charles Darwin's research on the Galápagos Islands,which factor differentiated finches that survived from those that didn't survive?

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Darwin observed that the finches on different islands had different beak shapes, allowing them to feed on different types of food. The finches with the beneficial beak shapes were more likely to survive and pass on their genes to their offspring, leading to a diversification of species.

According to Charles Darwin's Research on the Galápagos Islands,which Factor