Pterocnemia pennata

Thesaurus

Noun

1.

Pterocnemia pennata - smaller of two tall fast-running flightless birds similar to ostriches but three-toed; found from Peru to Strait of Magellannandu, rheaflightless 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 Pterocnemia, Pterocnemia - a genus of birds of the family Rheidae