Calgary, Alberta: A bull tosses its rider 20 feet into the air; St. John's, Newfoundland: Rescuers attempt to save a polar bear stranded on a rocky cliff on a small island; Key Largo, Florida: A nurse shark bites a diver on the face; Kerala, India: An elephant goes on a rampage; Victoria, Australia: Five jockeys come off their horses when a flock of seagulls flies across the track; St. Marys, Kansas:Rescuers tend to a deer whose neck is wrapped in barbed wire.