Rhea (bird) Rhea (bird) The rheas () are large ratites (flightless birds without a keel on their sternum bone) in the order Rheiformes, native to South America, distantly related to the ostrich and emu. Most taxonomic authorities recognize two extant species: the greater or American rhea ("Rhea americana") and the lesser or Darwin's rhea ("Rhea pennata"). The IUCN lists the puna rhea ("Rhea tarapacensis") as a separate species. The IUCN currently rates the greater and puna rheas as near-threatened in their native ranges, while Darwin's rhea is of least concern. In addition, a feral population of the greater rhea in Germany appears
Four Bird Brothers Four Bird Brothers The tale of Four Bird Brothers are folk legend that repeatedly appears in Lee Yeongdo's fantasy novel "The Bird That Drinks Tears" and its sequel "The Bird That Drinks Blood". In the fictional world of the series, according to the legend of "Kitalzer Hunters" there were once four bird brothers who each had taste for different kind of liquids. Sometimes in a form of story and sometimes in a form of riddle, the tale of this four brothers appears repeatedly throughout both "The Bird That Drinks Tears" and "The Bird That Drinks Blood". The tale is told