a frog is a kind of amphibian & a tadpole is a kind of young / baby frog ->  a tadpole is a kind of young amphibian  a tadpole is a kind of young amphibian & metamorphosis is when an amphibian changes from an immature form to an adult form ->  an example of metamorphosis is when a tadpole changes from a an immature form to and adult form  the immature form of a frog is called a tadpole & the adult form of a tadpole is called a frog ->  the imature form of a frog is called a tadpole and the adult form of a tadpole is called a frog  an example of metamorphosis is when a tadpole changes from a an immature form to and adult form & the imature form of a frog is called a tadpole and the adult form of a tadpole is called a frog -> an example of metamorphosis is when a tadpole changes from a tadpole into a frog