Researchers have observed dolphins and killer whales hunting together for the first time as part of a new study released on Thursday, Dec. 11. The top predators joined forces to feast on salmon off ...

(CNN) — A pod of Pacific white-sided dolphins off the coast of British Columbia have been observed cooperating with orcas, a traditional enemy that’s better known for taking out great white sharks ...

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

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.

Killer whales have been caught on camera hunting down and eating great white sharks alive. A shark-hunting pod of orcas was seen flipping their rival apex predators upside-down to paralyze them - ...