How can natural selection change the distribution of a trait?

If a trait is seen more useless than over traits, through evolution that trait will become more enhanced while other trait diminish.

Explanation:

For example, if a fish wants to live on land, through evolution the fish will develop lungs and a nose in exchange for gills.

yes? sounds right, but you didn’t ask a question.

population. population is the number of people or animals in a particular place. an example of population is over eight million people living in new york city.

here is your answer hope i .