The story

A wall that separated the public from the San Francisco Zoo's tigers is nearly 6 feet lower than initially reported -- and nearly 4 feet lower than industry standards -- the zoo's director said Thursday.

A 300-pound Siberian tiger apparently jumped that wall Tuesday, zoo director Manuel Mollinedo said, attacking and killing a 17-year-old boy and injuring two other young men, brothers who were visiting the zoo with the teenager.

"I think the tiger could have grabbed onto something, maybe a ledge," Mollinedo said. "She had to jump. How she was able to jump so high is amazing to me, but she's an exotic animal." Read full article »

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