Wednesday, October 21, 2020

Sandwich Terns at Ft Desoto: 10-15-20

 





                                                                           
  • The two subspecies of Sandwich Tern breeding in North America and Eurasia have black bills with yellow tips. A third subspecies known at the "Cayenne Tern" is found in the southern Caribbean and the Atlantic Coast of South America. It has an all yellow bill.






                       






                                          








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