The harlequin duck is a small sea duck. It takes its name from Harlequin, a colourfully dressed character in Commedia dell'arte. The species name comes from the Latin word histrio, meaning "actor". Other names include painted duck, totem pole duck, rock duck, glacier duck, mountain duck, white-eyed diver, squeaker, lords and ladies and blue streak.
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Low-Light Telephoto Systems
Identifying specific features of the Harlequin Duck requires high-contrast magnification. Check out the top-rated 8x42 optics.