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Great Green Macaw  

Also Known As: Buffon's Macaw, Green Macaw, Grand Military Macaw, Grand Green Macaw, Guayaquil Green Macaw

Profile of Buffon’s or Great Green Macaw while preening neck feathers

Credit: © Herman Surkis |

Did You Know?
The Great Green Macaw has been hybridized (bred) with Scarlet Macaw in captivity.

Species Profile


Size: Adult Weight:
77-85 cm (30-33 in) 1300g (45.5 oz)

Races including nominate:
two: A.a. ambiguus, A.a. guayaquilensis

Colourization Adult:
A.a. ambiguus: both adults yellow/green body colour; forehead and lines on lores red; throat tinged with olive/brown; uppertail orange/red tipped with dull blue. Bill dark grey tipped with pale grey; bare face pink/white with lines of olive/brown feathering. Eye dull yellow.
A.a. guayaquilensis: both adults as in ambiguus, but with smaller, narrower bill.

Colourization Juvenile: As in adult but duller and with shorter tail tipped with yellow. Eye grey.

Call: Loud squawks and growls; also creaking or groaning sounds.

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Recent Academic Research: Google Scholar - search results


Content Sources:

Animal World


BirdLife International

Lexicon of Parrots

Internet Bird Collection

ML Media Collection Catalogue 25924, Great Green Macaw Ara ambiguus, Parker, Theodore A., III, Darien, Panama, Feb. 13 1982, Cornell Lab of Ornithology

Parrots: A Guide to Parrots of the World, Juniper and Parr, 1998.

Parrots: Status Survey and Conservation Plan 2000-2004, Synder, McGowan, Gilardi and Grajal, 2000.

Parrots of the World, Forshaw and Cooper, 1989.

Parrots of the World, Forshaw, 2006.

Parrots in Aviculture, Low, 1992.

Avian Pediatric Seminar Proceedings, various authors, 1988.

Psittacine Aviculture, Schubot, Clubb and Clubb, 1992.