The Least Grebe may have the whitest primaries of any North American grebe, but it is not a feature illustrated often.
All photographs by Victor W. Fazio III (Part of the AVES.NET PHOTOGRAPHIC INDEX).
All these images are digital stills (0.84 megapixel) off a Sony TRV340 25x camcorder (usually with 2x teleconverter attached = 1750 mm lens).