Theristicus caudatus
These birds are not common in the Ibera marshes and are more likely to be seen close to the creek north of Ituzaingo.
They are quite stunning to look at and are usually seen perched in trees in groups of 2 or more.
It measures about 55cm and has a long pale neck splashed with cinnamon, grey upperparts and black underparts. The bill is long and curved downwards and the legs are long, pink and very strong looking. The crown is bright cinammon.