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  The female butterfly lays an egg onto the leaf of a milkweed plant.
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  After four days the egg hatches and the larva emerges.
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  Monarch Caterpillar Eating During the Caterpillar Stage the larva, or caterpillar, stores energy by eating lots of food.
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  The caterpillar hangs upside down from a twig or a leaf, molts, and encases itself in a green exoskeleton.
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  Monarch Chrysalis Time Lapse Inside the chrysalis the caterpillar transforms into a butterfly.
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  The butterfly emerges from the chrysalis and hangs there while its wings dry.
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  In the afternoon when its wings have dried the Monarch butterly leaves the chrysalis in search of food.