"tree duck" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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          "_dis": "57 43",
          "kind": "lifeform",
          "langcode": "en",
          "name": "Ducks",
          "orig": "en:Ducks",
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      "glosses": [
        "Any of the birds in the genus Dendrocygna of whistling ducks, which are in the family Anatidae with the ducks, geese and swans, but in their own subfamily."
      ],
      "id": "en-tree_duck-en-noun-6xMSd4be",
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      "glosses": [
        "Synonym of wood duck (Aix sponsa)"
      ],
      "id": "en-tree_duck-en-noun-SP9PhS2l",
      "links": [
        [
          "wood duck",
          "wood duck#English"
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        [
          "Aix sponsa",
          "Aix sponsa#Translingual"
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        "(US) Synonym of wood duck (Aix sponsa)"
      ],
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          "word": "wood duck"
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  "word": "tree duck"
}

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    "en:Ducks"
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  "forms": [
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "Any of the birds in the genus Dendrocygna of whistling ducks, which are in the family Anatidae with the ducks, geese and swans, but in their own subfamily."
      ],
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        [
          "genus",
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          "whistling duck",
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      "glosses": [
        "Synonym of wood duck (Aix sponsa)"
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        "(US) Synonym of wood duck (Aix sponsa)"
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  "word": "tree duck"
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