NANDU

rhea, nandu, Pterocnemia pennata

(noun) smaller of two tall fast-running flightless birds similar to ostriches but three-toed; found from Peru to Strait of Magellan

Source: WordNet® 3.1

Etymology

Noun

nandu (plural nandus)

Any of the rheas: the large, flightless birds of the three species of South American ratites of the genus Rhea (Brisson, 1760), which is also known by its junior synonym Pterocnemia (Gray, 1871).

Source: Wiktionary

Nan"dou, Nan"du, n. Etym: [Braz. nhandu or yandu.] (Zoöl.)

Definition: Any one of three species of South American ostriches of the genera Rhea and Pterocnemia. See Rhea. [Written also nandow.]

Source: Webster’s Unabridged Dictionary 1913 Edition