Butterflies are one of the animals that undergo perfect metamorphosis. This butterfly ..metamorphosis starts from the egg, butterfly will lay eggs and the egg will be placed on the leaves with a special adhesive material that is easily hardened. Butterfly eggs are protected by a hard-barked skin covered with an anti-wax coating. Then the eggs hatch and turn into larvae and larvae of the butterfly is a caterpillar. Caterpillar food is a leaf. The caterpillar wraps itself with a fine thread made of saliva. After becoming a cocoon, eventually the caterpillar turned into a butterfly.