"animal heat" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "animal heat (uncountable)",
      "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": "topical",
          "langcode": "en",
          "name": "Sciences",
          "orig": "en:Sciences",
          "parents": [
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2004, Robert E Schofield, The Enlightened Joseph Priestley, Pennsylvania State University, published 2004, page 130",
          "text": "[T]he work on animal heat, also strongly influenced by Priestley, led to the oxidation-respiration papers by Lavoisier and his collaborators, Laplace and Seguin.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The heat generated in the body of a living animal."
      ],
      "id": "en-animal_heat-en-noun-YINqWWqL",
      "links": [
        [
          "sciences",
          "sciences"
        ],
        [
          "heat",
          "heat"
        ],
        [
          "animal",
          "animal"
        ]
      ],
      "raw_glosses": [
        "(sciences, now historical) The heat generated in the body of a living animal."
      ],
      "tags": [
        "historical",
        "uncountable"
      ],
      "topics": [
        "sciences"
      ]
    }
  ],
  "word": "animal heat"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "animal heat (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with historical senses",
        "English terms with quotations",
        "English uncountable nouns",
        "en:Sciences"
      ],
      "examples": [
        {
          "ref": "2004, Robert E Schofield, The Enlightened Joseph Priestley, Pennsylvania State University, published 2004, page 130",
          "text": "[T]he work on animal heat, also strongly influenced by Priestley, led to the oxidation-respiration papers by Lavoisier and his collaborators, Laplace and Seguin.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The heat generated in the body of a living animal."
      ],
      "links": [
        [
          "sciences",
          "sciences"
        ],
        [
          "heat",
          "heat"
        ],
        [
          "animal",
          "animal"
        ]
      ],
      "raw_glosses": [
        "(sciences, now historical) The heat generated in the body of a living animal."
      ],
      "tags": [
        "historical",
        "uncountable"
      ],
      "topics": [
        "sciences"
      ]
    }
  ],
  "word": "animal heat"
}