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  2. Mandarin duck - Wikipedia

    en.wikipedia.org/wiki/Mandarin_duck

    This is an accepted version of this page This is the latest accepted revision, reviewed on 16 January 2025. Species of bird Mandarin duck Temporal range: Pleistocene – Present, 0.8 – 0 Mya Pre๊ž’ ๊ž’ O S D C P T J K Pg N ↓ Male (left) and female (right) mandarin ducks at Martin Mere, UK Conservation status Least Concern (IUCN 3.1) Scientific classification Domain: Eukaryota Kingdom ...

  3. Aix (bird) - Wikipedia

    en.wikipedia.org/wiki/Aix_(bird)

    Mandarin duck Aix galericulata (Linnaeus, 1758) Asian species occurring mainly in Japan and China; introduced populations can be found in the United Kingdom, Western Europe and isolated areas of North America: Size: The Mandarin duck is 41–49 cm (16–19 in) long with a 65–75 cm (26–30 in) wingspan. It has an even more flamboyant plumage ...

  4. Plumage - Wikipedia

    en.wikipedia.org/wiki/Plumage

    Mandarin duck (male) in eclipse plumage. Many male ducks have bright, colourful plumage, exhibiting strong sexual dimorphism. However, they moult into a dull plumage after breeding in mid-summer. This drab, female-like appearance is called eclipse plumage. When they shed feathers to go into an eclipse, the ducks become flightless for a short ...

  5. List of domesticated animals - Wikipedia

    en.wikipedia.org/wiki/List_of_domesticated_animals

    Mandarin duck (Aix galericulata) pre-modern China (date uncertain) China: pest control, ornamental, pets 2a Anseriformes: Egyptian goose (Alopochen aegyptiacus) date uncertain Egypt: meat, eggs, feathers, guarding, ornamental, pets Common in the wild and in captivity, feral populations very common 2a Anseriformes: Leopard cat (Prionailurus ...

  6. North American breeding duck numbers decline, survey shows - AOL

    www.aol.com/north-american-breeding-duck-numbers...

    Aug. 18—MEMPHIS, Tenn. — Continental breeding duck populations are down 7% from 2022, Ducks Unlimited said Friday, Aug. 18, in reporting results from the annual spring North American waterfowl ...

  7. Sexual dimorphism - Wikipedia

    en.wikipedia.org/wiki/Sexual_dimorphism

    Females of the whinchat in Switzerland breed in intensely managed grasslands. [77] Earlier harvesting of the grasses during the breeding season lead to more female deaths. [77] Populations of many birds are often male-skewed and when sexual differences in behavior increase this ratio, populations decline at a more rapid rate. [77]

  8. Sexual selection in birds - Wikipedia

    en.wikipedia.org/wiki/Sexual_selection_in_birds

    It is a behavior in which males attempt to prevent cuckoldry. Males that exhibit higher levels of mate guarding behavior have a higher chance of paternity following copulation. [ 5 ] One mate guarding method is by following their fertilized female to prevent any extra-pair copulations which could decrease that particular male's chance of paternity.

  9. Anatidae - Wikipedia

    en.wikipedia.org/wiki/Anatidae

    Cairina and Asarcornis, Muscovy duck and white-winged duck, respectively (2 species) – traditionally dabbling ducks, but may be paraphyletic, with one species in Tadorninae and the other closer to diving ducks; Aix, Mandarin duck and wood duck (2 species) – dabbling ducks or Tadorninae? Callonetta, ringed teal – dabbling ducks or Tadorninae?