Rhea americana

Thesaurus

Noun

1.

Rhea americana - larger of two tall fast-running flightless birds similar to ostriches but three-toed; found from Brazil to Patagoniarheaflightless bird, ratite, ratite bird - flightless birds having flat breastbones lacking a keel for attachment of flight muscles: ostriches; cassowaries; emus; moas; rheas; kiwis; elephant birdsgenus Rhea - type genus of the Rheidae; large tall flightless South American birds similar to but smaller than ostriches