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Papilloma
Description of papillomas in parrots and other pet birds.

Parrot Wasting Syndrome - Macaw Wasting Syndrome
A description of Parrot Wasting Syndrome, how it affects the birds that have it, common symptoms, and prognosis.

PBFD (Psittacine Beak and Feather Disease)
Definition of PBFD along with information about the disease.

Pinfeathers
A definition of the term "pinfeather" and how it applies to parrots and other birds.

Plumage
A definition of the term "plumage" and how it relates to birds.

Polyomavirus
Description of Polyomavirus in parrots and other pet birds.

Powder Down
A description of powder down feathers and an explanation of why some birds have powder down.

Preening
Definition of the term "preening" and how it applies to birds.

Primary Flight Feathers
What is the bird's secret to flight? The primary flight feathers, of course! Without the primary flight feathers, a bird's wings would be useless. Read on to learn more about how these feathers help birds fly!

Proventricular Dilatation Disease - PDD
A definition and description of Proventricular Dilatation Disease - also known as PDD - in parrots. Includes information on symptoms and diagnosis.

Psittacine
Definition of the term "psittacine".

Psittacosis
A short entry describing the symptoms, diagnosis, and treatment of psittacosis in parrots and other pet birds.