Reproductive characteristics in male captive rhea (Rhea americana) raised in São Paulo state - Góes, P. A. A; Cavalcante, A. K. S; Almeida, M. A; Hatamoto, L. K; Mantovani, A. P; Nichi, Marcilio; Cordeiro, M. F; Barnabe, Valquiria Hyppólito; Barnabé, Renato Campanarut (International Congress on Animal Reproduction, 2004)