What sort of meals does the hen eat; does it have beloved treats? Has the chicken been to the veterinarian? In case you are buying a youthful bird, be sure it can be absolutely feathered and fully weaned (won't have to be syringe fed or mum or dad fed). Indications https://birdparadiseaviary.com/product-category/birds-for-sale/cockatiels-for-sale/