Summary ²

The canvasback (Aythya valisineria) is a species of diving duck, the largest found in North America.

Fontes e Créditos

1. (c) Jerry Oldenettel, alguns direitos reservados (CC BY-NC-SA), http://www.flickr.com/photos/7457894@N04/2253464680
2. (c) Wikipedia, alguns direitos reservados (CC BY-SA), https://en.wikipedia.org/wiki/Aythya_valisineria

Mais informações

• BioDiversity4All 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

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