"grey warbler" meaning in English

{
  "forms": [
    {
      "form": "grey warblers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "grey warbler (plural grey warblers)",
      "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"
        }
      ],
      "glosses": [
        "Gerygone igata, an insectivorous bird in the family Acanthizidae, endemic to New Zealand temperate forests."
      ],
      "id": "en-grey_warbler-en-noun-sLVOeZI-",
      "links": [
        [
          "Acanthizidae",
          "Acanthizidae#Translingual"
        ]
      ],
      "synonyms": [
        {
          "sense": "Gerygone igata",
          "word": "grey gerygone"
        },
        {
          "sense": "Gerygone igata",
          "word": "teetotum"
        },
        {
          "sense": "Gerygone igata",
          "word": "rainbird"
        },
        {
          "word": "gray warbler"
        }
      ],
      "translations": [
        {
          "code": "mi",
          "lang": "Māori",
          "sense": "Gerygone igata",
          "word": "riroriro"
        }
      ]
    }
  ],
  "word": "grey warbler"
}

{
  "forms": [
    {
      "form": "grey warblers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "grey warbler (plural grey warblers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Entries using missing taxonomic name (species)"
      ],
      "glosses": [
        "Gerygone igata, an insectivorous bird in the family Acanthizidae, endemic to New Zealand temperate forests."
      ],
      "links": [
        [
          "Acanthizidae",
          "Acanthizidae#Translingual"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "sense": "Gerygone igata",
      "word": "grey gerygone"
    },
    {
      "sense": "Gerygone igata",
      "word": "teetotum"
    },
    {
      "sense": "Gerygone igata",
      "word": "rainbird"
    },
    {
      "word": "gray warbler"
    }
  ],
  "translations": [
    {
      "code": "mi",
      "lang": "Māori",
      "sense": "Gerygone igata",
      "word": "riroriro"
    }
  ],
  "word": "grey warbler"
}