Killer whales at Kamogawa SeaWorld in Kamogawa, Japan. Experts say that a fatal killer whale attack at SeaWorld in Orlando may have been tied to the isolation and breeding of the male marine mammal. | AP Photo/Itsuo Inouye

Killer Whale Trainer Death Tied to Mating, Isolation

Boredom and raging hormones may have contributed to the tragic attack by a SeaWorld killer whale.

February 25, 2010
3:00 AM EST