you can hear a unique and truly extraordinary sound. 回荡着一种独特的声音

101. It's just one of the countless ways
     这只是森林中万千物种
102. in which forest species work together.
     相互合作的无数方式之一
103. In the forests of India,
     在印度的森林中
104. you can hear a unique and truly extraordinary sound.
     回荡着一种独特的声音
105. These are dholes...
     这是豺
106. ..wild dogs that whistle.
     一种会吹口哨的野狗
107. Like treehoppers, they, too, communicate in secret -
     如同角蝉 豺也在秘密交流

来自《行星地球 第三季 第五集 Planet Earth S03E05 森林》第 104 行