adult; little sexual dimorphism (Zoo; 2011-11-20)

Black-necked Swan
Cygnus melanocoryphus

Native Range: South America

Notes: found in shallow coastal waters, estuaries and marshes of South America; in these and other swans, males are called "cobs, females "pens', and the young are called "cygnets".

black head and long black neck; white body (Zoo; 2011-11-20)

pair; knobs at base of pinkish bill (Zoo; 2011-11-20)

pinkish legs and feet (Zoo; 2011-11-20)

small white stripe above eye (Zoo; 2011-11-20)

gracefully curved neck when swimming (Zoo; 2008-11-30)

gracefully curved neck when sitting (Zoo; 2008-12-06)

red knobs at base of bill can be rather grotesque (Zoo; 2008-09-18)

lying in the weeds (Zoo; 2008-09-18)

posing for a portrait (Zoo; 2013-06-16)