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CORRECTS TIME SCALE TO READ: WHO HAS KILLED TWO PEOPLE IN THE ARENA AND INJURED FIVE OTHERS OVER THE YEARS - In this Sept. 9, 2011 photo, a reveler runs away from a bull with flaming horns during a festivity in Sueca,near Valencia, Spain. The fiesta is a prelude to en event featuring a hulking black and white bull whose name is 'Raton' (Mouse), a 1,100-pound (500-kilogram) beast, who has killed two people in the arena and injured five others over the years at pueblo (village) parties. Mouse is released in a ring and amateur daredevils provoke him so he'll chase them around to the cheers of thousands. (AP Photo/Alberto Saiz)

CORRECTS TIME SCALE TO READ: WHO HAS KILLED TWO PEOPLE IN THE ARENA AND INJURED FIVE OTHERS OVER THE YEARS - In this Sept. 9, 2011 photo, a reveler runs away from a bull with flaming horns during a festivity in Sueca,near Valencia, Spain. The fiesta is a prelude to en event featuring a hulking black and white bull whose name is 'Raton' (Mouse), a 1,100-pound (500-kilogram) beast, who has killed two people in the arena and injured five others over the years at pueblo (village) parties. Mouse is released in a ring and amateur daredevils provoke him so he'll chase them around to the cheers of thousands. (AP Photo/Alberto Saiz)

Mouse, the "killer bull"

January 1, 1970

Fame of killer bull named 'Mouse' spreading in Spain. Mouse has been nicknamed "Killer Bull," for doing what comes naturally: Defending himself against perceived threats.