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Old 12th Jan 2019, 18:16
  #24 (permalink)  
IBMJunkman
 
Join Date: Jul 2013
Location: NV
Age: 71
Posts: 141
Maybe birds got confused?

Originally Posted by DaveReidUK View Post
Most recently, about 780,000 years ago.

I don't think that one caused any problem for pilots.

Brunhes–Matuyama reversal
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