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,
Love Is a Four Letter Word (album) of the heartbeat kind of takes precedence on this record. Medium-tempo tunes; which I love. It feels more like the pace of life. At least, based on my life and what I've been doing." On January 20, 2012, during a performance streamed live from the Bing Bar at the Sundance Film Festival, Mraz told the audience that the album's title was "Love Is a Four Letter Word". The album received favorable reviews. At Metacritic, which assigns a normalized rating out of 100 to reviews from mainstream critics, the album received an average score of 63, based on 10 reviews, which