gol·den·eye 
(gōldən-ī′)
(gōldən-ī′)n.
1. Either of two diving ducks (Bucephala clangula or B. islandica) of northern regions, having a short black bill, a rounded head, and yellow eyes.
2. Any of various lacewings of the family Chrysopidae having yellow or copper-colored eyes.
[From their golden-yellow eyes.]