22 April 2014 Last updated at 20:01 ET
Mystery of ‘ocean quack sound’ solved
The mystery of a bizarre quacking sound heard in the ocean has finally been solved, scientists report.
The noise - nicknamed “the bio-duck” - appears in the winter and spring in the Southern Ocean. However, its source has baffled researchers for decades.
Now acoustic recorders have revealed that the sound is in fact the underwater chatter of the Antarctic minke whale. (Full article)
- April 23 2014 | - Read More →