"We were sailing at night." Scary moment as 30 killer whales attack family's yacht: 'Suddenly, we felt our boat moving' first ...

The species Orcinus orca, generally known as orcas or killer whales, is made up of many genetically distinct populations ...

New footage shows orcas and dolphins coordinating hunts, hinting at interspecies teamwork to track and catch salmon off ...

One prominent captain, Ryan Lawler of Newport Coastal Adventure and Pacific Offshore Expeditions, capitalized on a rare opportunity to capture a video selfie with one of the mammals. (Footage posted ...

Scientists know a surprising amount of information about Southern Resident Killer Whales, but once the whales leave their ...

Biologists discovered killer whales and dolphins working together to hunt salmon, a behavior never before documented in this ...

SeaWorld Orlando has announced the death of Katina, a 50-year-old killer whale, following a decline in health.

The 50-year-old orca had been at SeaWorld Orlando for 40 years and was one of just five killer whales at the park.

SeaWorld's beloved Katina has died. The water park has released the cause of death for the killer whale, who was believed to ...

SeaWorld has announced the death of its famed killer whale, Katina. "Katina was 50 years old, and her health had begun to ...

Each year, thousands of the gray whales make an annual migration past Ventura, heading south from Arctic waters to the ...