"Rhea nana" . "Pterocnemia pennata" . "Rhea darwinii" . . . "Darwin's rhea (Rhea pennata), also known as the lesser rhea, is a large flightless bird, but the smaller of the two extant species of rheas. It is found in the Altiplano and Patagonia in South America."@en . "Pterocnemia tarapacensis garleppi" . "Pterocnemia darwinii" . . "Darwin's rhea"@en . . . . . "LC" . . "iucn3.1" . "Rhea macrorhyncha" . .