The Maguari Stork (Ciconia maguari) is a species of stork in the Ciconiidae family. It is found in Argentina, Bolivia, Brazil, Colombia, French Guiana, Guyana, Paraguay, Suriname, Uruguay, and Venezuela. It is a vagrant to Chile, Trinidad, the Falkland Islands and probably Peru. Its natural habitats are temperate grassland, subtropical or tropical seasonally wet or flooded lowland grassland, swamps, and pastureland. It grows larger than the White Stork (Ciconia ciconia): 110-120 cm in length, average body mass for male bird is 4.2 kg. Females are lighter, around 3.8 kg.