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  • Aythya - Wikipedia
    The species are plump, compact, medium-sized ducks ranging from 37–61 cm long, 60–84 cm wingspan, and weighing 410–1600 g, with canvasback the largest, and ring-necked duck and ferruginous duck marginally the smallest
  • Aythya duck sp. - eBird
    Learn about Aythya duck sp : explore photos, sounds, and observations collected by birders around the world
  • Aythya | Ask A Biologist
    Almost always seen in pairs or small flocks on marshy lakes, golf ponds, reservoirs and occasionally coastal estuaries, this species dives for aquatic vegetation and invertebrates The nest is placed near the water on a dry area and is made of grass and moss
  • Redhead Overview, All About Birds, Cornell Lab of Ornithology
    These sociable ducks molt, migrate, and winter in sometimes-huge flocks, particularly along the Gulf Coast, where winter numbers can reach the thousands Summers find them nesting in reedy ponds of the Great Plains and West Female and young Redheads are uniform brown, with the same black-tipped, blue-gray bill as the male
  • Redhead (Aythya americana) | U. S. Fish Wildlife Service
    Redheads are large diving ducks that feed by diving below the water’s surface looking for plant tubers and other foods This species often occurs in large flocks, called rafts, especially during winter months This duck is known for its rounded, bright red head, two tone bill and gray back
  • Aythya - The University of Texas at El Paso
    Fig 1 Aythya affinis Photograph by Lee Karney, courtesy of the US Fish Wildlife Service Both of these species are present in most areas of the region during winter or migration Nearby Playas Lake should have provided habitat at the time Sites Late Wisconsin Holocene: Howell's Ridge Cave (cf ) (Howard 1962) Literature Howard 1962
  • Aythya: facts, distribution population | BioDB
    One of the defining features of Aythya ducks is their excellent diving ability They are equipped with strong legs positioned far back on their bodies, which, while making them somewhat clumsy on land, provides powerful propulsion underwater
  • Aythya - an overview | ScienceDirect Topics
    Aythya is a genus of diving ducks, which includes the Madagascar Pochard (Aythya innotata), a rare and threatened species that was classified as extinct in the wild in 2004 but has seen a population increase since its rediscovery in 2006
  • Aythya Explained
    Aythya is a genus of diving duck s, with twelve species currently accepted [1] The genus was described in 1822 by the German zoologist Friedrich Boie, with the type species being greater scaup
  • Redhead (Duck) - ID, Facts, Diet, Habit More | Birdzilla
    The Redhead duck (Aythya americana) is a medium-sized diving duck found across North America Recognizable for the vibrant chestnut-red heads of males, they inhabit diverse freshwater habitats during breeding and wintering, including marshes, ponds, and coastal areas





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