It is a running bird endemic to South America similar to ostrich, but smaller in size. There are two species : the common or pampas and its scientific name is American Rhea. There is also the mountain or mountain range which is Rhea pennata and is smaller. They also get the names suri and choique.
ñandú-refers to the expression : running bird, unable to fly, adapted mainly to the plains, although some sub-species are found in jungle areas, and others are found in quite mountainous regions; it feeds on vegetables and insects, being the largest bird in America, notable for its reproductive habits.