Answer by
dpboris (383)
Pacheco's virus, Polyomavirus (many symptoms, mostly affects young birds), Beak and Feather Syndrome (abnormal growth of them), Wasting Disease (causes seizures), Papilloma (warts near vent), Psittacosis (parrot disease), E-coli (first manifests as diarrhea), Gout (kidney disease), Runny Nose (lack of vitamin A).