请详细介绍一下猫的品种，并要求至少列出5个品种和它们的主要特征。根据要求编辑答案，让输出为json格式，例如：{"品种1":{"特征1":"描述1","特征2":"描述2"},"品种2":{"特征1":"描述1","特征2":"描述2"},...}
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{"暹罗猫":{"体型":"中等，肌肉发达","毛色":"深棕色和浅色对比强烈，面部、耳朵、脚和尾巴颜色较深","性格":"活泼好动，喜爱人群"},"英短":{"体型":"中等偏大，结实","毛色":"多样性，蓝白色最为著名","性格":"温顺，友好"},"波斯猫":{"体型":"中等偏大，体格圆润","毛色":"长而丰盈，颜色多样","性格":"安静，温和"},"布偶猫":{"体型":"大型，体态优美","毛色":"主要为色点、米色、白色等","性格":"温顺，亲近人"},"缅因猫":{"体型":"大型，体型健壮","毛色":"丰富的花色和长毛","性格":"友好，聪明"}}
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