Nick Garbutt / Black-necked swan (Cygnus melancoryphus) pair in courtship on upland lake. Torres del Paine National Park, Patagonia, Chile. November 2018.
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Mike Read / Black-necked swan (Cygnus melancoryphus) pair showing aggression towards other swans on the sea at Peurto Natales Patagonia, Chile. December.
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Melvin Grey / Black-necked swan (Cygnus melanocoryphus) adult male, breeding plumage, portrait. Wildfowl and Wetlands Trust, Llanelli, West Wales. December.
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Hermann Brehm / Black-necked swan (cygnus melancoryphus) group of three, Chile.
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Chris Mattison / Black-necked swan (Cygnus melancoryphus) near Puerto Natales, Chile.
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Rod Williams / Female Black-necked Swan with cygnets (Cygnus melancoryphus) captive occurs in South America.
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Gabriel Rojo / Three Black necked swans (Cygnus melancoryphus) swimming on lake at sunrise, La Pampa Province, Patagonia, Argentina.
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Ashley Cooper / Black necked swan (Cygnus melancoryphus), two with cygnets riding on parents' backs. Puerto Natales, Magallanes, Chile. January.
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Ashley Cooper / Black necked swan (Cygnus melancoryphus) flock on water. Puerto Natales, Magallanes, Chile. January.
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Ashley Cooper / Black necked swan (Cygnus melancoryphus) flock on water. Puerto Natales, Patagonia, Chile. January.
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Ashley Cooper / Black necked swan (Cygnus melancoryphus) pair with cygnet on sea. Puerto Natales, Magallanes, Chile. January.
