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Monday, May 12, 2014

Electrical devices 'disrupt bird navigation'

Rebecca Morelle 
Global science correspondent, BBC News





Electrical devices may disrupt the migration of some birds, a study suggests.

A German team has found that weak electromagnetic fields produced by equipment plugged into mains electricity and AM radio signals interfere with the animals' "internal compass".

They believe the effect is greatest when birds fly over urban areas.

The study is published in the journal Nature. (...)

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