这是什么动物？
这些蛤蟆只有成人拇指大小，通体深褐色。[{'character': '这', 'pinyin': 'zhe4', 'highest pitch': 11.27, 'lowest pitch': 10.02, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '些', 'pinyin': 'xie1', 'highest pitch': 11.19, 'lowest pitch': 10.02, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '蛤', 'pinyin': 'ha2', 'highest pitch': 11.1, 'lowest pitch': 5.89, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '蟆', 'pinyin': 'ma5', 'highest pitch': 9.87, 'lowest pitch': 6.0, 'duration': 0.3, 'prosody hierarchy': '#2'}, {'character': '只', 'pinyin': 'zhiii2', 'highest pitch': 7.8, 'lowest pitch': 7.76, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 7.76, 'lowest pitch': 6.48, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '成', 'pinyin': 'cheng2', 'highest pitch': 7.76, 'lowest pitch': 6.48, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '人', 'pinyin': 'ren2', 'highest pitch': 7.76, 'lowest pitch': 6.84, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '拇', 'pinyin': 'mu2', 'highest pitch': 10.64, 'lowest pitch': 6.72, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '指', 'pinyin': 'zhiii3', 'highest pitch': 9.95, 'lowest pitch': 5.64, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '大', 'pinyin': 'da4', 'highest pitch': 7.75, 'lowest pitch': 5.64, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '小', 'pinyin': 'xiao3', 'highest pitch': 4.55, 'lowest pitch': 3.97, 'duration': 0.29, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.21}, {'character': '通', 'pinyin': 'tong1', 'highest pitch': 8.84, 'lowest pitch': 8.3, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '体', 'pinyin': 'ti3', 'highest pitch': 8.35, 'lowest pitch': 3.91, 'duration': 0.24, 'prosody hierarchy': '#2'}, {'character': '深', 'pinyin': 'shen1', 'highest pitch': 10.58, 'lowest pitch': 9.55, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '褐', 'pinyin': 'he4', 'highest pitch': 11.12, 'lowest pitch': 8.55, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '色', 'pinyin': 'se4', 'highest pitch': 7.86, 'lowest pitch': 6.67, 'duration': 0.24, 'prosody hierarchy': '#4'}]