This example illustrates their "whistle-croak" call common in this species (don't confuse their croak, immediately after the whistle, with the tree frogs also in this recording). While this was recorded, the pair of Kites was hassling a Great Egret which had apparently decided to sit too close to their chosen nesting site. (MP3 format)
Douglas Von Gausig (recordist; copyright holder), Naturesongs.com
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