It's easier to raise a copper mouth. The staple food is sorghum rice, which is not suitable for feeding millet because of its big size. Appropriate addition of squid bone powder to food is helpful to supplement calcium in this part. Cuttlefish bone meal can be bought in pharmacies, which is medically called "cuttlebone".
Like other birds, Tongzui likes to eat oil crops, such as sunflower seeds and perilla seeds, but don't give too much. Eating too much is not good for your health.
As for the phenomenon you mentioned, it is molting season, so it is normal. However, we should pay attention to the details, change fresh vegetables and fruits every day to help birds supplement vitamins. Also, you can add a small amount of boiled eggs and rice to help birds supplement their nutrition. Because birds in molting stage are in poor health, nutrition is essential. During this period, the proportion of oil crops can be appropriately increased, and it is also a good choice to take an outdoor walk in areas with many birds.
Wax finches like to eat the seeds of oil crops, such as hemp seeds, sunflower seeds and perilla seeds. These foods can be used as a reward during training. Don't feed too much at ordinary times, mainly eggs, rice, vegetables and fruits.