Free Willy actor Jason James Richter urges France to relocate captive killer whales Wikie and Keijo from Marineland ...

While killer whales (Orcinus orca) can trigger the immediate departure of white sharks (Carcharodon carcharias), extended absences from their aggregation sites are also part of the sharks' natural ...

Orcas, or killer whales, are deadly and beautiful apex predators.

Great white sharks ( Carcharodon carcharias) are often unfairly the stuff of marine nightmares. But these infamously fearsome ...

Killer whales can scare white sharks away in the moment, but a 12-year study from South Australia shows that long disappearances from shark hotspots are often just part of the sharks’ natural rhythms.

Fish-eating killer whales in southern Alaska have a diverse, seasonally changing diet featuring salmon and groundfish, according to a recently ...

Sightings of Antarctic orcas in Australian waters are very rare. A tour group in WA saw what appeared to be a pod of ...

Captured off the coast of San Diego, the astonishing video pictured above captures the moment that a dolphin is punched on ...

A new calf has been born to the critically endangered southern resident killer whale population in the Salish Sea. Biologists ...

TideBreakers warns two captive orcas, Wikie and Keijo, face deteriorating conditions at Marineland Antibes. France ...

The fatal encounter on February 24, 2010, helped turn public opinion against a controversial theme park show.