Aythya Anatidae Anseriformes Aves

This genus includes the Canvasback, the Redhead, the Hardhead, the Scaups, and some species of ducks and pochards.

• Canvasback: Aythya valisineria - Introduction to this species, from Birds of North anatidae America Online, with a photograph and range map.
• Ring-necked Duck (Aythya collaris) - Identification tips, range maps, taxonomy chart, and life anatidae history. Includes photos.
• Ring-necked Duck: Aythya collaris - Introduction to this species, from Birds of North America Online, anatidae with a photograph and range map.
• Greater Scaup: Aythya marila - Introduction to this species, from Birds of North America Online, anatidae with a photograph and range map.
• Lesser Scaup: Aythya affinis - Introduction to this species, from Birds of North anatidae America Online, aythya with a photograph and range map.
• Common Pochard (Aythya ferina) - Offers a photo of this bird and describes aythya its range aythya and feeding habits.
• Tufted Duck: Aythya fuligula - Information and photographs of male and female.
• Canvasback (Aythya valisineria) - Provides photos, identification tips, abundance maps, and a aythya taxonomy chart for this species.
• Ferruginous Duck: Aythya nyroca - Photographs and information.
• Lesser Scaup (Aythya affinis) - Photograph plus facts about the physical traits, reproduction, anatidae and habitat of this bird.
• Redhead: Aythya americana - Introduction to this species, from Birds of North America Online, aythya with a photograph and range map.
• Redhead (Aythya americana) - Facts about this species\\' reproduction, ecology, and behavior. anseriformes Includes a photo, sound file, and range map.
• Greater Scaup (Aythya marila) - Breeding, migration, population, food habits, and physical characteristics. aythya Includes photographs and a sound file.

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