"merlo" meaning in Ladin

{
  "etymology_templates": [
    {
      "args": {
        "1": "lld",
        "2": "LL.",
        "3": "",
        "4": "merŭlum"
      },
      "expansion": "Late Latin merŭlum",
      "name": "inh"
    },
    {
      "args": {
        "1": "lld",
        "2": "la",
        "3": "merula"
      },
      "expansion": "Latin merula",
      "name": "inh"
    }
  ],
  "etymology_text": "From Late Latin merŭlum, from Latin merula.",
  "head_templates": [
    {
      "args": {
        "1": "lld",
        "2": "noun"
      },
      "expansion": "merlo",
      "name": "head"
    }
  ],
  "lang": "Ladin",
  "lang_code": "lld",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Ladin entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "37 3 2 1 17 37 3 1",
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "blackbird"
      ],
      "id": "en-merlo-lld-noun-PoGSz6F9",
      "links": [
        [
          "blackbird",
          "blackbird"
        ]
      ]
    }
  ],
  "word": "merlo"
}

{
  "categories": [
    "Pages with 4 entries",
    "es:Birds",
    "es:Fish"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "lld",
        "2": "LL.",
        "3": "",
        "4": "merŭlum"
      },
      "expansion": "Late Latin merŭlum",
      "name": "inh"
    },
    {
      "args": {
        "1": "lld",
        "2": "la",
        "3": "merula"
      },
      "expansion": "Latin merula",
      "name": "inh"
    }
  ],
  "etymology_text": "From Late Latin merŭlum, from Latin merula.",
  "head_templates": [
    {
      "args": {
        "1": "lld",
        "2": "noun"
      },
      "expansion": "merlo",
      "name": "head"
    }
  ],
  "lang": "Ladin",
  "lang_code": "lld",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Ladin entries with incorrect language header",
        "Ladin lemmas",
        "Ladin nouns",
        "Ladin terms derived from Late Latin",
        "Ladin terms derived from Latin",
        "Ladin terms inherited from Late Latin",
        "Ladin terms inherited from Latin",
        "Pages with 4 entries"
      ],
      "glosses": [
        "blackbird"
      ],
      "links": [
        [
          "blackbird",
          "blackbird"
        ]
      ]
    }
  ],
  "word": "merlo"
}