Metamorphosis is a biological process in which an animal undergoes a transformation, typically involving a change in physical form, such as a caterpillar turning into a butterfly. The animal's body undergoes significant changes, often becoming unrecognizable from its previous form. In most cases, the changes that occur during metamorphosis are dramatic and complex, involving the development of new organs and body parts, as well as changes in physical appearance and behavior. Overall, metamorphosis is a way for animals to adapt to their environment and prepare for the next stage of their life cycle.

One way to explain metamorphosis to a child is to use examples of animals that undergo metamorphosis, such as butterflies and frogs. You can explain that these animals start out in one form, such as a caterpillar or a tadpole, and then they change into a completely different form, such as a butterfly or a frog. You can also use simple language to describe the changes that happen during metamorphosis, such as the development of new body parts or the transformation of the animal's appearance. It may also be helpful to show your child pictures or videos of animals undergoing metamorphosis to help them understand the concept.