Being all mammals,whales,dolphins,bats,monkeys,and horses have some common characters but they also show conspicuous differences. This is due to the phenomenon of

Darwin's finches are a good example of

Which one of the following aspects of evolution is shown by Darwin's finches?

Given below are two statements with respect to homologous organs.
Statement $I$: These organs are structurally similar but perform different functions.
Statement $II$: Differences in homologous organs are examples of adaptive radiation.
In the light of the above statements,choose the correct option from the list given below.

The specific example of $......$ is Darwin's finches.

What phenomenon is represented by the flying squirrel and the flying phalanger?