bobistraveling [creativecommons license] via Wikimedia Commons
The grey parrot (Psittacus erithacus), native to the Congo in Africa, is a medium-sized bird weighing 400 g and measuring 33 cm in length, with an average wingspan of 46–52 cm. The plumage is predominantly grey with a white scalloping pattern, and the tail feathers are red. The face features bare white patches framing pale yellow eyes, and the bill is black.
Lab Anim. (NY) 43, 343 (2014).
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