Species
Aythya collaris (Ring-necked duck)
Aythya collaris. Photo: (c) u_phantasticus, some rights reserved (CC BY-NC)
The ring-necked duck (Aythya collaris) is a diving duck from North America commonly found in freshwater ponds and lakes. The scientific name is derived from Greek aithuia an unidentified seabird mentioned by authors including Hesychius and Aristotle, and Latin collaris, “of the neck” from collum, “neck”.
Sightings
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