Probably lack of nutrients. You should provide your Female Budgie and for a male too a lot of minerals and vitamins. Fruits & vegetables, cuttlebone, liquid minerals & vitamins
AlenAxp Answered question June 20, 2021
Probably lack of nutrients. You should provide your Female Budgie and for a male too a lot of minerals and vitamins. Fruits & vegetables, cuttlebone, liquid minerals & vitamins