Plumbeous Ibis (Theristicus caerulescens)

Theristicus caerulescens is a species in the Theristicus genus. It is commonly known as Plumbeous Ibis This name is accepted name for the species in the family Threskiornithidae subfamily Threskiornithinae, . . This species is found in south-western Brazil, especially in southern Mato Grosso and Rio Grande do Sul; Paraguay, especially in the Chaco and in the Paraguayan section of the Parana Basin; Uruguay; north-eastern Argentina and northern and eastern Bolivia.