White Soursop. According to the query of the official website of the China Zoo Association, the yellow finch, a bird of the genus Goldfinch of the finch family of the order Sparidae, from the point of view of health and safety, white soursop should be used to feed the yellow finch, because perilla contains a small amount of toxic ingredients, and its direct consumption will be harmful to the health of the yellow finch, while the white soursop is rich in nutrients, containing rich proteins, fats, carbohydrates, etc., which can provide the bird with sufficient nutrients , and there are no toxic ingredients, so the yellow finch feeds white soursop.