"Darwin's finches" reside on the Galapagos Islands. Each species has a different type of beak, however, they can all be traced back to one common ancestor. The different beaks are an example of _____.
The different beaks in "Darwin's finches" is an example of natural selection. Different types of beaks of each species have undergone evolution of the shapes and sizes of their beaks based on environmental changes and local food source.
