Its Andean variety has the largest wingspan among all raptors (6)

I believe the answer is:

condor

(Other definitions for condor that I've seen before include "Large vulture of S America" , "Andean bird" , "Large flyer" , "Largest New World vulture" , "Large bird of the Andes (national symbol of Peru)" .)

I've seen this clue in The New York Times.

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