Summary ²

The Ring-necked Duck (Aythya collaris) is a diving duck from North America.

Sources and Credits

1. (c) Sara L Giles, some rights reserved (CC BY-NC-ND), uploaded by Sara L Giles
2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Aythya_collaris

More Info

• iNat taxon page
• All About Birds-- The Cornell Lab of Ornithology
• Animal Diversity Web
• Biodiversity Heritage Library
• BOLD Systems BIN search
• CalPhotos
• Global Biodiversity Information Facility (GBIF)
• Maryland Biodiversity Project
• NatureServe Explorer 2.0
• NBN Atlas
• VertNet
• Xeno-canto
• 日本のレッドデータ検索システム

iNat Map