The red scarf is really nice. What does the red scarf mean in this text?

The red scarf is really nice. In this paper, the red scarf refers to the young pioneers, implying the author himself. "The red scarf is really good" comes from the first volume of the second grade of People's Education Publishing House. There are three paragraphs in the text, which show a fresh, lively and moving picture with anthropomorphic techniques. The first section describes the liveliness and loveliness of birds, which makes people fall in love with these elves involuntarily. The second section tells children by eating pests that birds are doctors of trees and friends of human beings. In the last section, the theme of protecting nature and birds is expounded by the action of loving birds with red scarf. In just three paragraphs, it expresses the environmental protection concept of protecting the ecological environment and prohibiting the killing of beneficial birds, and encourages students to care for beneficial birds with practical actions.