The main difference between complete metamorphosis and incomplete metamorphosis is that complete metamorphosis consists of a very active, ravenously eating larva and an inactive pupa whereas incomplete metamorphosis consists of a nymph, which resembles a miniature adult.
The differences between complete and incomplete metamorphosis are many. Complete metamorphosis has 4 distinct stages: egg, larva, pupa, and adult. Incomplete metamorphosis has 3 distinct stages: egg, nymph, and adult. Both complete and incomplete have egg and adult.
