Shoudai bird (scientific name: Terpsiphone paradisi) has a total of 14 subspecies, also known as ribbon bird, practicing magpie, long tail, a flower and other synonyms. The male bird has two colors, the body length and tail feathers are about 30 cm, the head, neck and crest are dark blue glow, the rest of the body is white with black feather lines. The two central tail feathers are four to five times as long as the body and resemble a ribbon, hence the name. Females are shorter than males. It has a beautiful body, the size of a sparrow, and its main feature is that the male has two very long central tail feathers, like a ribbon. Its body color is blue-black with metallic glitter, and a cluster of crown feathers protrudes from the top of its head; it can be raised when it chirps, and its body feathers are chestnut-white on its back and belly, and its wings are also chestnut-colored. In old age, the bird's plumage turns white, drags a long white tail, and flies in the forest, so it is also called a flower.

The nest is built between the branches of trees, with bark and grass leaves as the nest material, and the nest shape is cup-shaped. Almost all of the food is insects, and Lepidoptera is the most common, such as hawkmoths, pine caterpillars and their larvae and eggs. They are very good pests in the forest.