what is an immature form of an animal, such as a tadpole, called?
Imago: Adult form of an insect that develops from a larva and often has wings. Larva: Immature form (wormlike in insects; fishlike in amphibians) of a metamorphic animal that develops from the embryo and is very different from the adult. Molting: Shedding of the outer layer of an animal, as occurs during growth of insect larvae.