There are 13 species of Darwin’s finches on the Galapagos Islands. They have many similar features but differ in beak size and shape. Which explanation accounts for these characteristics?(1 point)

Question

Responses

Finch species interbreed.
Finch species interbreed.

Each finch species evolved from a different ancestor.
Each finch species evolved from a different ancestor.

Finch species have similar diets.
Finch species have similar diets.

All finch species evolved from a common ancestor.

Answer 1

The explanation that accounts for the characteristics of the 13 species of Darwin’s finches is:

All finch species evolved from a common ancestor.

This is because the varied beak sizes and shapes of the finches are adaptations that evolved over time in response to different environmental pressures and available food sources on the Galapagos Islands, starting from a common ancestor.