Our expert says:
The change in the feathers can be due to the following:
b) trauma due to feather plucking
d) over supplementation
e) liver disease/kidney disease
I would advise that you seek the opinion of a Avian Vet and ensure that all is ok with your Grey.
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.