Cuttlefish bones can be eaten by female black phoenixes or male black phoenixes. To be precise, cuttlebones are suitable for cockatiels of any gender and age. Cuttlefish bone is made from the dried inner shell of cuttlefish. It has high calcium content and also contains vitamins, proteins and other ingredients. It has extremely high nutritional value. It can be ground into powder and mixed in the cockatiel's food or water. .

Food suitable for cockatiels:

1. Cockatiels can feed on whole grains, such as grass seeds, rice husks and millet, among which You can also add a small amount of sunflower seeds and sesame seeds, but the amount must be controlled otherwise it will cause internal heat.

2. You can feed Xuanfeng nourishing pills specially eaten by birds. The nutrition of nourishing pills is very comprehensive and can meet the daily needs of cockatiels.

3. You can also feed apples, bananas and other fruits to cockatiels. Black cockatiels like fruits with higher hardness.