{
  "kind": "species",
  "slug": "haliaeetus-vocifer",
  "scientificName": "Haliaeetus vocifer",
  "commonNames": {
    "en": "African Fish Eagle",
    "af": "Visarend"
  },
  "family": "accipitridae",
  "status": "resident",
  "size": {
    "lengthCm": { "min": 63, "max": 73 },
    "note": "Females average larger than males. Figures are approximate."
  },
  "summary": "A large eagle of rivers and lakes. Adults have a white head, chest and tail, a chestnut body, and dark flight feathers. The call is a loud ringing yelp, often given by a pair together.",
  "sampleData": true,
  "population": {
    "estimate": { "low": null, "high": null },
    "unit": null,
    "trend": "unknown",
    "confidence": null,
    "asOf": null,
    "notes": "to be researched",
    "sources": []
  },
  "variants": [
    {
      "age": "adult",
      "sex": "any",
      "season": "any",
      "marks": {
        "bill": { "colour": "black", "shape": "hooked" },
        "eye": { "iris": null, "ring": null },
        "legs": { "colour": "yellow" },
        "head": { "crown": "white", "face": "white", "throat": "white" },
        "upperparts": { "back": "dark-brown", "rump": null },
        "underparts": { "breast": "white", "belly": "chestnut" },
        "wings": { "above": "dark-brown", "below": ["chestnut", "black"] },
        "tail": { "colour": "white", "shape": null }
      }
    },
    {
      "age": "juvenile",
      "sex": "any",
      "season": "any",
      "marks": {
        "bill": { "colour": null, "shape": null },
        "eye": { "iris": null, "ring": null },
        "legs": { "colour": null },
        "head": { "crown": "brown", "face": "brown", "throat": "brown" },
        "upperparts": { "back": "brown", "rump": null },
        "underparts": { "breast": "brown", "belly": "brown" },
        "wings": { "above": "brown", "below": "brown" },
        "tail": { "colour": "brown", "shape": null }
      }
    }
  ],
  "viewNotes": [
    { "view": "flight-above", "note": "Dark brown wings, a white head, and a white tail." },
    { "view": "flight-below", "note": "White head and chest, chestnut underwing coverts, dark flight feathers, and a white tail." },
    { "view": "perched-front", "note": "White head and chest, and a chestnut belly." },
    { "view": "perched-back", "note": "White head and tail against dark brown wings." },
    { "view": "perched-side", "note": "White head and chest, chestnut belly, dark wings, and a white tail." }
  ],
  "calls": [
    {
      "sex": "any",
      "type": "duet",
      "description": "A loud ringing yelp, often given by a pair together. This sample does not separate the two voices.",
      "recordings": []
    }
  ],
  "images": []
}