American Flamingo.  Phoenicopterus ruber, Linn.
Old Male.  (There are 9 anatomical features of the bird also included on the print.) 
Engraved,Printed, & Coloured by R. Havell.  [1838]  
                                [Painted in London at the very last minute, “one of Audubon’s most beautiful birds.”  S. Low.]