Metamorphosis? Sounds like witchcraft to me.
Just checking. Caterpillars can be confusing creatures.
They are actually the larval stage of a butterfly or moth, having a segmented wormlike body with three pairs of true legs and several pairs of leglike appendages.
Source: sneakhype.com
Their journey begins as a tiny egg.
Source: lifecycle.onenessbecomesus.com
From the second they enter the world, all they care about is food.
First they eat the egg, then they eat the leaf.
Source: museumvictoria.com.au