There is an old wives’ tale that a duck’s quack has no echo. This has been proven not to be true in what can only be described as the best duck experiment ever. But the rumor has a basis in truth.
Mystery "quack-like" sounds detected in the ocean over 40 years may have been whales talking, suggests a new study. The noises were picked up in the Southern Ocean, off the coast of New Zealand, in ...
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