The Buff-necked is found predominantly in South America. The Buff-necked Ibis is not a migrant and does not normally occur in forest areas. It is a fairly large ibis, measuring approximately 30 inches in length. The bird is easily recognizable by its buffish neck, grey upperparts, black belly, and flight feathers, with a distinctive large white patch in the wings. The Buff-necked Ibis inhabits a wide range of open environments, including fields, marshes, savannas, and grasslands. It is primarily found in tropical and warmer subtropical lowlands but occasionally ventures into highlands. The bird is also a rare, accidental visitor to Panama. It is predominantly a resident species, although local movements may occur. The Buff-necked Ibis has an estimated population of over 5,000 individuals and is classified as 'Least Concern' on the IUCN Red List of Threatened Species. The diet of the Buff-necked Ibis mainly consists of insects, spiders, frogs, reptiles, snails, invertebrates, and small mammals found in soft soils. Breeding occurs between the late dry season and the middle of the rainy season, with nests typically built in trees.