Species (4)

• 

  Metazoa Chordata Aves Anseriformes Anatidae Anser x Branta

  Anser x Branta erythropus x leucopsis

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• 

  Metazoa Chordata Aves Anseriformes Anatidae Anser x Branta

  Anser x Branta albifrons x leucopsis

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• 

  Metazoa Chordata Aves Anseriformes Anatidae Branta

  Branta canadensis x anser MISSING

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• 

  Metazoa Chordata Aves Anseriformes Anatidae Branta

  Branta leucopsis x anser MISSING

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