Respuesta :

Charles Darwin used the finches of the Galapagos Islands as an example of speciation, a key element in his theory of natural selection. ... Darwin theorized that the beaks were adaptations that helped each species of finch eat a different type of food, such as seeds, fruits, or insects.

Answer:

The finches on the Galapagos Islands had different beaks.

The beaks of the finches changed over time.

The Galapagos finches had a common ancestor.

Explanation:

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