Monday, May 30, 2011

Pigeons Whistle for Safety




Research reveals that pigeon wing-flapping creates distinct whistles, warning flock-mates when taking off or when escaping predators. Scientists recorded the sounds crested pigeons wings made during a routine liftoff and during an emergency takeoff. The sound produced during dangerous moments includes a distinctive whistle. That noise scatters a flock of pigeons as quick as the shadow of a predator.

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