Why is the tiger parrot vomiting?

The tiger parrot vomiting may be caused by her estrus or illness.This bird can be managed extensively, and it is more resistant to coarse feed. It is also very strong. It is not easy to get sick, and the reproduction ability is strong.Prepare a metal cage with food tanks and water tanks, and replace it every day.In addition, clean up the feces every week and keep it clean and hygienic. Do not let it expose the sun in summer, and ensure that the temperature is above 16 ° C in winter.