Finches found on the isolated galapagos island are different species with different beak sizes and shapes, but are otherwise similar to a finch species found on the south american mainland. what might be the cause of the differences in the development of the beaks of these galapagos finches?

Adaptive radiation .

Explanation:

All other finches species are evolved from original seed eating finches.

Plants produce hard seeds in dry season and soft in cold season.. Due to this finches beak get affected

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v

the fossil record provides evidence of a common ancestor to many species.