School Tube: Stage 3- Forming a Chrysalis Once the larva has reached a certain size, it begins to form a chrysalis. They attach to a tree branch or firm leaf or twig and remain in the chrysalis for 10-12 days.
Adult Butterfly emerges out of Chrysalis
The Fourth Stage: A Butterfly After spending some time in the constraining chrysalis, the adult butterfly breaks out! Its wings are weak at first, but after pumping blood out to its wings, it quickly learns how to fly.
Adult Butterfly lives for 6-12 weeks
SchoolTube: Overview of Stage 3 and 4 The adult butterfly generally lives for about 6-12 weeks during the summer. If it is the last generation of Monarch butterflies in the fall, they will have to migrate in order to keep their population alive for next year after winter is over.