macaw (redirected from Propyrrhura)

macaw

one of the tropical parrots of the family Psittacidae. Macaws are very colorful, have long tails and bare cheek patches. They are big birds (up to 3 feet long) and are members of the Ara genus, e.g. Ara macao, the scarlet macaw.

---

macaw wasting disease

a progressive weight loss associated with atony of the crop and proventriculus and atrophy of the gizzard, a nonsuppurative encephalitis and visceral ganglioneuritis. Called also proventricular dilatation syndrome and infiltrative splanchnic neuropathy.