{
  "params": {
    "plumage": {
      "type": "choice",
      "options": [
        "robin",
        "bluetit",
        "finch",
        "sparrow",
        "cardinal"
      ],
      "default": "robin",
      "label": "Plumage",
      "describe": "Colour pattern: robin (orange breast, brown back), bluetit (blue cap, yellow breast, green back), finch (red face, yellow wing bar), sparrow (streaky brown), cardinal (all red with a black mask)."
    },
    "flight": {
      "type": "choice",
      "options": [
        "bounding",
        "steady"
      ],
      "default": "bounding",
      "label": "Flight",
      "describe": "bounding: three wingbeats then a short glide with wings tucked (finches, tits). steady: continuous flapping."
    },
    "crest": {
      "type": "toggle",
      "default": false,
      "label": "Crest",
      "describe": "A pointed crest of feathers on the crown (cardinals, waxwings)."
    },
    "size": {
      "type": "range",
      "min": 0.7,
      "max": 2.5,
      "step": 0.05,
      "default": 1,
      "label": "Size",
      "describe": "Uniform scale. 1 is a 15 cm songbird; 2.5 is thrush- to jay-sized."
    }
  },
  "presets": {
    "red cardinal": {
      "plumage": "cardinal",
      "crest": true,
      "size": 1.4
    },
    "blue tit": {
      "plumage": "bluetit",
      "size": 0.8
    },
    "goldfinch": {
      "plumage": "finch",
      "flight": "bounding"
    }
  },
  "night": null
}