White throated ibis walk on ground looking for bugs to eat

white throated ibis bird walk ground looking bugs eat alone one bird buff necked theristicus caudatus whitethroated birds adult ornithology south america jungle forest tropical animal ecotourism left alone wild conservation necked brazilian long beak buffnecked beautiful argentina bird brazil beak threskiornithidae wildlife fauna protection brown water bird small natural habitat buff animals wing south nature cerrado savanna brasil