What is wrong with the folding parrot feathers?

The eclectic parcel is fluffy because of cold.Young birds must be above 28 ° C in winter, otherwise it will be frozen to death. If the bird's cold resistance is stronger, the room temperature will also reach 20 ° C, otherwise it will be cold.You can usually put an artificial nest acupoint in the cage, and some cotton wools and other items can be matched in it, so that the birds will be warm in it, and you can also feed it to eat the seeds of oil crops to enhance the cold resistance.