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Yellow-crowned Night-Heron: Medium-sized, stocky heron with gray body and brown-and-white mottled wings. Face is black and white; crown is pale yellow and sweeps back as a plume. Eyes are large and red. Bill is heavy and black. Legs and feet are yellow. Direct flight with steady, deep wing beats.
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Black-crowned Night-Heron: Medium-sized, stocky heron with short neck and legs, black upperparts, gray wings, and white to pale gray underparts. Stout black bill, red eyes, and yellow legs. Feeds on small invertebrates, crustaceans, vertebrates, mammals, eggs and young of other birds, and plants.
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Tricolored Heron: Medium heron, blue-gray upperparts, head, neck, wings, paler rump, white stripe on foreneck, white belly. Also has white plumes on back of head and rust-brown plumes on lower neck, back during the breeding season. Bill and legs are olive-brown. Direct flight on steady wing beats.
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Little Blue Heron: Medium heron with slate-gray body and purple-blue head and neck. Eyes are yellow and bill is dark gray with black tip. Legs and feet are dark. The only dark heron species in North America in which the juvenile is white. Feeds on small crustaceans, vertebrates, and large insects.
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Western Reef-Heron: This Old World species is exclusively coastal. There is a dark (shown here) and light morph. Dark morph is slate gray overall with white chin and throat. Legs are black with yellow feet. The light morph is white overall with two long narrow plumes on the back of the crown.
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Great Blue Heron: Large, elegant heron with blue-gray back, black sides, and gray-and-white striped belly. Long neck is gray with black-bordered white throat stripe. Head has white face, cap, and black crest. Upper mandible is dark, while lower mandible is yellow. Direct flight on steady wing beats.
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