The Plumbeous Ibis is a grey ibis with a long, curved bill. In Argentina it uses wetlands with trees and nests in trees.
Its body is slate grey, with black wings and tail and salmon-colored legs. It has a white forehead and a crest.
It uses wetlands with trees and is mostly seen alone. It nests in trees.
In Argentina it builds a stick nest in a tree and lays two or three cream-coloured eggs with ochre markings.
An extinction-risk assessment has not been added yet.