"obliterative colouration" meaning in English

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      "expansion": "obliterative colouration (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "obliterative coloration"
        }
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      "examples": [
        {
          "ref": "1909, Douglas Dewar, Frank Finn, The Making of Species, page 187",
          "text": "There is doubtless something in this theory of obliterative coloration.",
          "type": "quotation"
        },
        {
          "ref": "1959, Journal of the Lepidopterists' Society - Volume 13, Issue 3, page 150",
          "text": "Where several species centre around an abundant successful species whose characteristics are: elusiveness, quickness of flight low to the ground; obliterative colouration; acute vision and wariness, \"Dysleptic\", (difficult of capture) was suggested by CARPENTER.",
          "type": "quotation"
        },
        {
          "ref": "2005, K. N. Dave, Birds in Sanskrit Literature, page 111",
          "text": "In regard to their obliterative colouration, Whistler mentions another trait of the birds : \" On the ground their colouration renders these Larks very inconspicuous, and an observer walking along is often astonished at the numbers which rise one by one around him and then fly away in a dense flock from the ground which was apparently empty of life.\"",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of obliterative coloration"
      ],
      "id": "en-obliterative_colouration-en-noun-gZeOWpkh",
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  "word": "obliterative colouration"
}

{
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      "expansion": "obliterative colouration (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "obliterative coloration"
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      "examples": [
        {
          "ref": "1909, Douglas Dewar, Frank Finn, The Making of Species, page 187",
          "text": "There is doubtless something in this theory of obliterative coloration.",
          "type": "quotation"
        },
        {
          "ref": "1959, Journal of the Lepidopterists' Society - Volume 13, Issue 3, page 150",
          "text": "Where several species centre around an abundant successful species whose characteristics are: elusiveness, quickness of flight low to the ground; obliterative colouration; acute vision and wariness, \"Dysleptic\", (difficult of capture) was suggested by CARPENTER.",
          "type": "quotation"
        },
        {
          "ref": "2005, K. N. Dave, Birds in Sanskrit Literature, page 111",
          "text": "In regard to their obliterative colouration, Whistler mentions another trait of the birds : \" On the ground their colouration renders these Larks very inconspicuous, and an observer walking along is often astonished at the numbers which rise one by one around him and then fly away in a dense flock from the ground which was apparently empty of life.\"",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of obliterative coloration"
      ],
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  "word": "obliterative colouration"
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