Monarch Butterflies Life Cycle Chart* Use this page to record data, make your calculations and your predictions. Estimated Development Time Stage of Life Cycle Date Actual Development Time Egg 3-5 days Female from Mexico lays egg in captivity*     Larvae 9-14 days Egg hatches, 1st instart larvae emerges     . 1st instar molts into 2nd instar . . . 2nd instar molts into 3rd instar . . . 3rd instar molts into 4th instar . . . 4th instar molts into 5th instar . . Chrysalis 8-13 days 5th instar becomes a chrysalis . . Adult Chrysalis ecloses (The adult butterfly emerges!) . . ?and Arkansas's first spring generation is on the wing! * Note: The lab is maintained at a constant temperature of 21C (70F). My Predictions Date the first spring generation will emerge in Arkansas: Number of eggs the female from Mexico will lay in captivity: Date the female from Mexico (over-wintering generation) will die:

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