Notes ²

About 2 to 1.5 the size of a crow, with a bigger beak, feathery throat pouch, and deep "gronk gronk" or rattling call instead of caw-ing.

Fontes e Créditos

1. (c) arbyreed, alguns direitos reservados (CC BY-NC-SA), https://www.flickr.com/photos/19779889@N00/21477769823/
2. Adaptado por sea-kangaroo de uma obra de (c) Wikipedia, alguns direitos reservados (CC BY-SA), https://en.wikipedia.org/wiki/Corvus_corax

Mais informações

• BioDiversity4All taxon page
• 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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