sábado, 18 de junio de 2011

DOLPHINS FOR... KIDS?

     
      Their moans, groans, squeaks, whistles, and grunts can sound as if they're a heavy metal band. But bottlenose dolphins make their own kind of music. Many of the sounds they make could be imitated by holding a balloon tightly by the neck, then letting the air out faster and slower.

      More information, here

      You can visit this interesting web

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