https://www.allaboutbirds.org/guide/Yellow-crowned_Night_Heron/overview
Yellow-crowned Night Heron Overview, All About Birds, Cornell Lab of Ornithology
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https://oceanwide-expeditions.com/to-do/wildlife/black-crowned-night-heron
Black-Crowned Night Heron | Facts, pictures & more about Black-Crowned Night Heron
Black-crowned night herons will stand still either at the edge of water or in shallows and wait to ambush their prey.
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