sentences: a caterpillar is kind of a young butterfly & a butterfly is a kind of insect ->  a caterpillar is a kind of insect  a caterpillar is a kind of insect & metamorphosis is when an insect changes from an immature form to an adult form ->  an example of metamorphosis is when a caterpillar changes from an immature form to an adult form  the immature form of a butterfly is called a caterpillar & the adult form of a caterpillar is called a butterfly ->  a caterpillar is the immature form of a butterfly and a butterfly is the adult form of a caterpillar  an example of metamorphosis is when a caterpillar changes from an immature form to an adult form & a caterpillar is the immature form of a butterfly and a butterfly is the adult form of a caterpillar -> an example of metamorphosis is a caterpillar changes from a caterpillar into a butterfly