There are about 60 species of this wading bird; Asia has a purple one & America, a great blue
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Another is the Great Lakes, many birds use the shores as a stopping point... [DOC] [TLE] Great Blue Heron, Identification, All About Birds - Cornell Lab of ... [PAR] Learn how to identify Great Blue Heron, its life history, cool facts, sounds and 
calls ... Largest of the North American herons with long legs, a sinuous neck, and 
thick, daggerlike bill.