A Swedish zoo remained on partial lockdown Tuesday three days after a deadly 8-foot-long king cobra was filmed escaping in front of rattled visitors. The venomous snake, Sir Vass -- or Sir Hiss ...

A staff member calmly replied: "No, but we're working on it." Snake! 15 deadliest serpents 16 photos. The reptile section was subsequently evacuated and has been closed until the escaped cobra is ...