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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