Visitors take pictures with an adult pet horse in an outdoor pet festival held in Los Angeles, March 15, 2009.[Xinhua/AFP]
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![Visitors take pictures with an adult pet horse in an outdoor pet festival held in Los Angeles, March 15, 2009.[Xinhua/AFP]](http://images.china.cn/attachement/jpg/site1007/20090317/000bcdb95f1d0b297ce706.jpg "Visitors take pictures with an adult pet horse in an outdoor pet festival held in Los Angeles, March 15, 2009.[Xinhua/AFP]")