Question

Which major event led to the eventual adaptive radiation of Darwin’s finches from one common ancestor (i.e., what is the primary reason they evolved)?(1 point)
Responses

different predators
different predators

differing availability and types of food resources
differing availability and types of food resources

drought
drought

increased rainfall

Answer 1

The primary reason for the adaptive radiation of Darwin's finches from one common ancestor is **differing availability and types of food resources**. This variation in food resources led to the evolution of different beak shapes and sizes adapted to specific diets, allowing the finches to exploit various ecological niches.