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

Off the coast of British Columbia, dolphins lead killer whales to salmon and earn their share of lunch, a new study reveals.

Learn how differences in diet and behavior split orcas off northern Japan into resident and transient groups — and what their ...

Scientists have captured rare footage of killer whales and Pacific white-sided dolphins hunting together near the coast of British Columbia, Canada. Despite their common name 'killer whale', orca are ...

Kshamenk, was known as the loneliest killer whale in the whale, after his mate died in captivity back in 2000 - park officials said the orca died due to cardiorespiratory arrest ...

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

SeaWorld Orlando announced that Katina, a killer whale in captivity for most of her 50 years, including 40 years at the ...

Orcas, or killer whales, are deadly and beautiful apex predators. More than 90 charged over alleged Minnesota fraud Tatiana ...

A BELOVED orca with a “big personality” has tragically died, aged 50. Katina the killer whale was known for delighting ...

SeaWorld Orlando officials announced the death Sunday of a 50-year-old killer whale named Katina.

Katina, the orca, has passed away. She was a wild-born orca who lived in captivity for decades, succumbing to an illness at ...