rhea
Concise Oxford English Dictionary © 2008 Oxford University Press:
rhea /ˈriːə/
▶noun a large flightless bird of South American grasslands, resembling a small ostrich with greyish-brown plumage. [Rhea americana and Pterocnemia pennata.]
– origin C19: mod. L. (genus name), from Rhea, a Titan in Greek mythology.
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