Monarch butterfly caterpillar body length 25-45mm, body segments, black, yellow, white stripes, small head, short antennae. Foods on milkey, the plant contains toxins that caterpillars store in their bodies to create a defense against predators. The life cycle includes four stages: egg, larva, pupa and adult. Female butterflies lay eggs on milkweed leaves, and after the eggs hatch, the caterpillars feed on the egg shell and milkweed leaves and undergo five molts. After the end of the fifth instar, the caterpillars fix themselves with silk pads, forming green pupae with golden spots. About two weeks later, adult monarch butterflies emerge from their pupae with brightly colored wings with orange and black markings

The Emperor Butterfly is an animal belonging to the subfamily Satyrinae of the family Nymphalidae, also known as the Emperor Butterfly or the Black veined Golden Butterfly. The emperor butterfly has prominent orange and black markings on its wings, with a width of 8.9-10.2 centimeters. The distribution range of monarch butterflies mainly migrates between North and Central America, with some crossing the Atlantic to reach islands near Africa and Portugal. The Emperor Butterfly is a unique species in Parsifek Grove, and its breeding habitat is protected. A butterfly parade is also held in early October every year. The Emperor Butterfly is one of the most common butterflies in North America and the only migratory butterfly on Earth