What's wrong with pigeon feathers fluffy

The pigeon feathers are fluffy.At this time, pay attention to keep warm, and also ventilate.Because the temperature difference between day and night is relatively large, it is necessary to provide it with more oil and food, which can improve the cold resistance.When the weather is warm, you can expose the sun, and you should also pay attention to cleaning and keep the pigeon cage hygiene.You can take a bath once a week, but you cannot wash it with warm water. Wipe it quickly after washing, so as not to cool the birds.