大绿金刚鹦鹉(拉丁名：Ara ambiguus 英文名：Great Green Macaw,Buffon's Macaw)生活在哥伦比亚、哥斯达黎加、巴拿马以及尼加拉瓜等地。成年体长85厘米。身体主要为黄绿色，与军舰金刚鹦鹉很接近，但本种颜色略浅。前额有小片红色羽毛，脸颊两侧有黑色条纹状羽毛，飞羽及尾内侧羽为橄榄黄，黑色喙，浅黄色虹膜。野外状态下，主要活动在森林低地、季节性干燥的地区，喜群居。食物包括水果、坚果、浆果、种子及植物嫩芽。 繁殖期在每年的1至4月，每次产卵1-3枚，孵化期26天，羽化期12周。

The great green macaw (Ara ambiguus), also known as Buffon's macaw or the great military macaw, is a Central and South American parrot found in Nicaragua, Honduras, Costa Rica, Panama, Colombia and Ecuador. This species live in the canopy of wet tropical forests and is highly dependent on the almendro tree (Dipteryx panamensis). Two allopatric subspecies are recognized; the nominate subspecies (Ara ambiguus ambiguus) occurs from Honduras to West Colombia, while Ara ambiguus guayaquilensis is isolated on the Pacific side of the continent in Ecuador, and possibly South-Western Colombia.