Many researchers thought the two-month absence was caused by the predation of a white shark by a group of orcas. Now a new study suggests there may be other reasons for their disappearance.

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.

Sightings of Antarctic orcas in Australian waters are very rare. A tour group in WA saw what appeared to be a pod of Antarctic type B killer whales muscle in and steal the meal of a local group of ...

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 ...