Rhea (bird) males of "R. americana" can reach tall at the head, at the back and can weigh up to , The lesser rhea is somewhat smaller as they are only tall at the back. Their wings are large for a flightless bird () and are spread while running, to act like sails. Unlike most birds, rheas have only three toes. Their tarsus has 18 to 22 horizontal plates on the front of it. They also store urine separately in an expansion of the cloaca. Rheas are from South America only and are limited within the continent to Argentina, Bolivia, Brazil, Chile,
Four-letter word letters. Typical examples include the word "work", implying that work can be unpleasant, or the game of "golf", jokingly referred to as a four-letter word when a player's pastime becomes an exercise in frustration. "Charlotte Observer" journalist Doug Robarchek noted in 1993 how many politicians have names with four letters, "Ever notice how many U.S. politicians have names that are also four-letter words? Ford, Dole, Duke, Bush, Gore ... and how many make us think of four-letter words?" Four-letter word The phrase four-letter word refers to a set of English-language words written with four letters which are considered profane, including