While using an underwater microphone to record dolphins’ sounds Almundin observes a certain pattern" . We have found a combination of a whistle and a burst pulse sound that we believe is a giggle, you know. So, yeah, we know a little but not so much" .

当使用水下麦克风记录海豚的声音时，阿尔芒丁观察到一种特定的模式。我们发现一种哨音和一阵脉冲声音的组合，我们觉得那是一阵咯咯笑，你知道的。所以，是的，我们略知一二，但不是那么多。