*quesal*

n. (Zool.) The long-tailed, or resplendent, trogon (Pharomachus mocinno, formerly Trogon resplendens), native of Southern Mexico and Central America. Called also quetzal, and golden trogon. [ 1913 Webster ]

☞ The male is remarkable for the brilliant metallic green and gold colors of his plumage, and for his extremely long plumes, which often exceed three feet in length. [ 1913 Webster ]