"four-eyed fish" meaning in English

{
  "forms": [
    {
      "form": "four-eyed fishes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "four-eyed fish (plural four-eyed fishes)",
      "name": "en-noun"
    }
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "kind": "other",
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        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Toothcarps",
          "orig": "en:Toothcarps",
          "parents": [
            "Fish",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A member of a genus Anableps of fish in the family Anablepidae having eyes raised above the top of the head and divided in two different parts, so that they can see below and above the water surface at the same time."
      ],
      "id": "en-four-eyed_fish-en-noun-9uumLRIk",
      "links": [
        [
          "surface",
          "surface"
        ]
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "fish of the genus Anableps",
          "word": "nelisilmäkala"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "četyrjoxglázka",
          "sense": "fish of the genus Anableps",
          "tags": [
            "feminine"
          ],
          "word": "четырёхгла́зка"
        }
      ],
      "wikipedia": [
        "four-eyed fish"
      ]
    }
  ],
  "word": "four-eyed fish"
}

{
  "forms": [
    {
      "form": "four-eyed fishes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "four-eyed fish (plural four-eyed fishes)",
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Finnish translations",
        "Terms with Russian translations",
        "en:Toothcarps"
      ],
      "glosses": [
        "A member of a genus Anableps of fish in the family Anablepidae having eyes raised above the top of the head and divided in two different parts, so that they can see below and above the water surface at the same time."
      ],
      "links": [
        [
          "surface",
          "surface"
        ]
      ],
      "wikipedia": [
        "four-eyed fish"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "fish of the genus Anableps",
      "word": "nelisilmäkala"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "četyrjoxglázka",
      "sense": "fish of the genus Anableps",
      "tags": [
        "feminine"
      ],
      "word": "четырёхгла́зка"
    }
  ],
  "word": "four-eyed fish"
}