Pittsburgh Zoo tragedy: Two-year old boy falls into exhibit, gets mauled# Animals - 动物园s*b2012-11-05 08:111 楼2岁小孩被愚蠢妈妈放在栏杆上看非洲猎狗时摔到狗群里http://www.wjla.com/articles/2012/11/pittsburgh-zoo-tragedy-two