Circus aeruginosus
 
     
 
 
  ringed in GERMANY  
     
 
 
  ringing in ITALY  
     
 
 
  ringed in SPAIN  
     
 
 
 
ringing in SWEDEN
 
     
 
 
  ringing in BELGIUM  
     
 
 
  ringing in BELGIUM  
 
 
           
 
FINLAND
         
     
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