"Nelson's sparrow" meaning in English

{
  "etymology_text": "Named after Edward William Nelson, American naturalist.",
  "forms": [
    {
      "form": "Nelson's sparrows",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Nelson's sparrow (plural Nelson's sparrows)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "New World sparrows",
          "orig": "en:New World sparrows",
          "parents": [
            "Perching birds",
            "Birds",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Ammospiza nelsoni, a small American sparrow."
      ],
      "id": "en-Nelson's_sparrow-en-noun-Lo-Euj~0",
      "related": [
        {
          "word": "sharp-tailed sparrow"
        }
      ],
      "wikipedia": [
        "Nelson's sparrow"
      ]
    }
  ],
  "word": "Nelson's sparrow"
}

{
  "etymology_text": "Named after Edward William Nelson, American naturalist.",
  "forms": [
    {
      "form": "Nelson's sparrows",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Nelson's sparrow (plural Nelson's sparrows)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "sharp-tailed sparrow"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Entries using missing taxonomic name (species)",
        "Pages with 1 entry",
        "Pages with entries",
        "en:New World sparrows"
      ],
      "glosses": [
        "Ammospiza nelsoni, a small American sparrow."
      ],
      "wikipedia": [
        "Nelson's sparrow"
      ]
    }
  ],
  "word": "Nelson's sparrow"
}