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   Costa's Hummingbird
   Calypte costae
 Subadult Male
 Phoenix, Arizona
 28 Dec. 2007
  
 by Kendall Brown
 ©Kendall W. Brown
   Costa's Hummingbird
   Calypte costae
 Subadult Male
 Phoenix, Arizona
 28 Dec. 2007
  
 by Kendall Brown
 ©Kendall W. Brown
   Costa's Hummingbird
   Calypte costae
 Subadult Male
 Phoenix, Arizona
 28 Dec. 2007
  
 by Kendall Brown
 ©Kendall W. Brown