The male tiger weighs about 800lb and Mr Tropeano said the tranquillising dart would have taken between five and ten minutes to have any effect.
英
美
- 这一段简单描述了过程,意思是饲养员常识让一对西伯利亚白虎生活在一起,但过了10分钟,二者便相互出现冲突,雄虎跳向母虎并琐住她的吼咙
