Reproductive characteristics of captive greater rhea (Rhea americana) males reared in the state of São Paulo, Brazil - Goes, P. A. A; Cavalcante, A. K. S; Nichi, Marcilio; Perez, E. G. A; Barnabé, Renato Campanarut; Barnabe, Valquiria Hyppólito (Brazilian Journal of Poultry Science, 2010)