Search Result for "genus rhea":
Wordnet 3.0

NOUN (1)

1. type genus of the Rheidae; large tall flightless South American birds similar to but smaller than ostriches; 



WordNet (r) 3.0 (2006):

genus Rhea
    n 1: type genus of the Rheidae; large tall flightless South
         American birds similar to but smaller than ostriches