What's wrong with the white waist bird's buttocks and shit

The white waist bird's buttocks are because it is thinner and can be treated with omitromycin or isoplaby.This kind of bird is not very large, usually inhabits low mountains, hills, and plain areas at an altitude of 1500 meters. It prefers group activities, usually dozens of or even hundreds.If it is raised, it is necessary to use rice, millet, millet, and tadari to prepare bait, and to feed eggs and vegetables during the breeding period.