The Least Seedsnipe is a small ground-dwelling bird of South American grasslands and steppes. It feeds on shoots, leaves, and seeds in pairs or small groups.
The male has a blue-gray head and neck and a dark band across the breast. Its back is brownish and its underside pale.
It lives on the ground in grassland, dunes, pampas, and steppes. It nests on the ground and eats shoots, seeds, and leaves.
An extinction-risk assessment has not been added yet.