Orcas already rank among the ocean's most fearsome hunters, but their strategy for taking down a 2,000-pound sunfish reveals ...

Two severed killer-whale dorsal fins washed ashore on Russia’s Bering Island in 2022, each scarred by tooth-rake marks that ...

The species Orcinus orca, generally known as orcas or killer whales, is made up of many genetically distinct populations called ecotypes. Each ecotype indicates an ecological specialization with its ...

“The Russian whale researcher Sergey Fomin with one of the two torn-off killer whale fins that have been found on Bering Island. This one was found in 2022 and likely comes from a young male. It is 47 ...

Only two places in the world allow tourists to enter the water with the ocean’s apex predator. But the safety of both species is a growing concern. An orca near the shoreline of Baja California Sur, ...

Off the coast of British Columbia, dolphins lead killer whales to salmon and earn their share of lunch, a new study reveals. A new study is the first to document cooperative hunting between orcas and ...