Question

While on the Galapagos Islands, Darwin noticed that there were a number of species of finches that he theorized descended from a common ancestor. He hypothesized that these finches became isolated on an island and adapted to fit an ecological role on that island. What about the finches led Darwin to this belief?
A) feather color
B) body size
C) beak shape
D) mating behavior

Answer 1

The answer is

B. Beak shape

This is because in various areas the beaks were different shapes

Answer 2

It is c beak shape hope it helps