This is a beautiful 4 stamp sheet, issued by Burundi in 2012, and featuring four species of African butterfly: the Belenois Calypso, the Graphium Angolanus, the Graphium Ridleyanus and the Papilio Dardanus Antinorii. The sheet is Post Office fresh, mint never hinged, and F/VF.  Click here to visit my eBay Store for other auctions and Direct Sale items: 
        
         
                     
                     
                    