Monarch Life Cycle Egg Larva Chrysalis Adult Monarch caterpillars (called "larvae") go through 5 stages (called "instars") as they grow 1st instar 2nd instar 3rd instar 4th instar 5th instar 5th instar becoming chrysalis Chrysalis Adult! by Jim Edson, University of Arkansas National Science Education Standards Life Science Plants and animals have life cycles that include being born, developing into adults, reproducing, and eventually dying. The details of this life cycle are different for different organisms. (K-4)   Copyright 2002-2006 Journey North. All Rights Reserved. Please send all questions, comments, and suggestions to our feedback form