1. Smaller of two tall fast-running flightless birds similar to ostriches but three-toed; found from Peru to Strait of Magellan
   "The nandu, also called the Pterocnemia pennata, can reach speeds of up to 35 mph";
   - rhea, nandu

Type of: flightless bird, ratite, ratite bird

Part of: genus Pterocnemia, Pterocnemia

Encyclopedia: Pterocnemia pennata