Sennheiser 2011 Annual Report Download - page 11

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20
A LOVE SONG
10
hertz: that’s how deep the
booming bellow of the
male humpback whale can
reach. During mating sea-
son, the males use the power of song to
woo the females they fancy. That makes
the male whales – sea leviathans, up to 15
meters in length and severely scarred –
true virtuosos of the ocean. They compose
songs using up to 622 sounds, spanning an
impressive range of ten to 8,000 Hz.
10
LONESOME SINGERS
OF THE ATLANTIC
20
 
10 Hz
UNDERWATER HITS
In the dark abysses of the sea, whales send out low-frequency
sounds that can be heard halfway across the ocean basin. British
biologist Oliver Boisseau sails the Atlantic in search of these
wondrous sounds – and to protect their leviathan vocalists.