Moulting happens 1-3 times a year depending on the species of bird you have. You may notice your bird have some personality changes like biting and screaming more than usual. Birds will generally show a change in appetite, often eating less despite the fact that they use up to 30% more energy when moulting. This is why proper nutrition is important and birds may experience various vitamin deficiencies during this time. If your bird is not eating enough balanced meals (good pe