The water droplets are being sent into the air by the vibration of a male alligator's sub-sonic call.
一只雄短吻鳄鱼哼叫时发出的亚音波激起片片水花。
Thousands of people began to call in, swamping the 911 dispatchers with reports of sonic booms and metal falling out of the sky.
数以千计的人们把911的电话都打爆了，争相报告声爆以及天上坠落的金属。
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