Safari Life cycle of a monarch butterfly Small striped caterpillars emerge from almost invisible eggs. They immediately begin to feed on the surrounding leaves of the crown herb and store food. After two weeks, they form a pupa, from which a monarch butterfly emerges. Specifications: Collection: Safariology Gender: junior Colour: orange, black, yellow, green, brown Material: plastic Package dimensions: 19.5 x 23 cm (WxH) Age: 4-12 years Contents: 1 Leaf with eggs 1 Kokon 1 Caterpillar 1 Butterfly