Largest of the region’s white egrets; long-legged and very long-necked; can be told from Intermediate and other egrets by size, leaner, lankier appearance, and distinct bend in the neck; long gape extends beyond eye; breeding adult has short breast plumes, longer, finer plumes on back; black bill, blue facial skin; reddish upper legs; non-breeding bill yellow, no plumes; heavier, slower flight than Intermediate; solitary; not very gregarious; occasionally with other egrets; communal rooster and breeder.