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这是第二对人工繁殖的华南虎在不注射激素的情况下自然发情并交配成功。据专家介绍,2004年将是一个多产年,目前已有6只母虎具备了生育能力。———新华网华南虎“自由恋爱”成功@王建中
This is the second pair of artificially-breeding South China tigers that estrus and mate successfully without hormone injection. According to experts, 2004 will be a prolific year, and currently 6 female tigers have fertility. ---- Xinhua South China Tiger “Freedom Love” Success @ Wang Jianzhong