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 include: "" (and regional variants such as "feck", "fick" and "foak"), "" (or "gism"), "", "" and "". "Piss" (formerly an offensive swear word) in particular, however, may be used in non-excretory contexts ("pissed off", i.e. "angry", in US English and British UK English ; "pissed", i.e. "drunk" in UK English) that are often not considered particularly offensive, and the word also occurs several times with its excretory meaning in the King James Bible. Several of these have been declared legally indecent under the United States Federal Communications Commission (FCC) TV and radio open-airwave broadcasting regulations. A number of additional