SWAN Village-to-Village Messaging System: Re: magnetic fields

Re: magnetic fields

Posted by jim on 2/20/2008, 11:43 am, in reply to "magnetic fields"
148.63.62.108

if i remember correctly, the migration of birds is affected by the sun's travel (longer daylight), there was an experiment i once watch on tv. what was in those biology classes, i don't quite remember myself.

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