CNN's Anderson Cooper talks to experts about a killer whale that killed a trainer at SeaWorld.
A federal hearing began Monday to determine whether SeaWorld Orlando should be charged with a willful violation in the 2010 death of killer whale trainer Dawn Brancheau.
The killer whale involved in the death of Sea World trainer Dawn Brancheau returns to work.
Tilikum, the killer whale that killed a SeaWorld trainer last year, has returned to the stage at the Orlando, Florida, theme park. Tilikum made his return appearance Wednesday morning in front of an audience in the "Believe" show.
Tilikum, the killer whale that killed SeaWorld trainer Dawn Brancheau last year, has returned to the stage at the Orlando, Florida theme park.
SeaWorld says its "Dine with Shamu" killer whale show is reopening, nearly a year after it closed following the death of a trainer.
A 25-year-old killer whale unexpectedly died at SeaWorld in Orlando, Florida, the park said in a statement Tuesday.
Workers load the body of a 12-year-old male killer whale on to a truck after it passed away.
Shows at SeaWorld in San Diego, California, are expected to resume on schedule Wednesday, a day after a 12-year-old male killer whale died.
A 12-year-old male killer whale, who showed signs of being ill only the day before, died Tuesday afternoon at SeaWorld in San Diego, California, the park announced.
Dawn Brancheau, the trainer who was killed at Sea World in February, was laid to rest Chicago.
SeaWorld has been fined $75,000 by the Occupational Safety and Health Administration for three safety violations, including one classified as willful, after an animal trainer was killed in February.
Researchers scanning the Peruvian desert for whale fossils have stumbled upon the remains of a "sea monster" three times the size of a modern day killer whale.
A killer whale at SeaWorld Orlando died Sunday while giving birth, the theme park said. The calf was stillborn.
When it comes to animal exploitation -- follow the money. Using animals for entertainment is big business, plain and simple. The killer whale Tilikum has helped SeaWorld sell millions of dollars worth of tickets.
CNN's Randi Kaye reports on why OSHA recanted a report warning of killer whale attacks at SeaWorld.
The 12,000-pound orca removed Dawn Brancheau's arm and part of her scalp
The tragic death of a trainer at Sea World last week revived a number of long simmering questions. While we still grapple with "how did this happen?" the central question for many revolves around the role of large mammals -- like Tilikum the killer whale -- in zoos and aquariums: Should they be there or not?
In 2002, a male killer whale, or orca, who had been on public display in concrete tanks for 19 years, swam off on his own into the Atlantic Ocean.
Killer whales can weigh up to 22,000 pounds, and may be as long as 32 feet, according to the National Oceanic and Atmospheric Administration. They often travel in groups of up to 50, being highly social.
CNN's Kiran Chetry talks to a SeaWorld official about why one of its killer whales turned on his trainer.
Dawn Brancheau, the SeaWorld trainer killed by a whale, talked with WESH in 2000 about working with the creatures.
Mourners packed into a church in Illinois Monday to remember a woman whose death made headlines worldwide.
Friends and family remember Dawn Brancheau as a woman who loved her life's work
SeaWorld will resume killer whale shows while the company and two federal agencies investigate the death of a whale trainer at SeaWorld Orlando, company and federal officials announced Friday.
SeaWorld announces that whale shows will resume Saturday, but trainers will not be in the water.
HLN's Chuck Roberts asks SeaWorld's head whale trainer about events surrounding the tragic death there.
A whale trainer at SeaWorld died from "multiple traumatic injuries and drowning" after a 12,000-pound killer whale grabbed her ponytail and pulled her underwater in front of shocked onlookers at Shamu Stadium, the Orange County Sheriff's office said Thursday.
She lived the life of a little girl's dream.
Dawn Brancheau died of "multiple traumatic injuries and drowning," an autopsy finds
Killer whale experts say the whale that killed its trainer may have just wanted to play. CNN's Randi Kaye reports.
A killer whale killed a trainer Wednesday afternoon at SeaWorld's Shamu Stadium in Orlando, Florida, a public information officer for the Orange County Sheriff's Office said.