Radio 4 in Four - How do dolphins make ultrasonic clicks? - ÃÛÑ¿´«Ã½ Sounds

Radio 4 in Four - How do dolphins make ultrasonic clicks? - ÃÛÑ¿´«Ã½ Sounds


How do dolphins make ultrasonic clicks?

Dolphin snot! Dr Adam Rutherford finds out more.

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