A widely publicized killer whale attack once seemed to explain why white sharks disappeared from a key aggregation site. Long-term tracking now suggests the reality is more nuanced. Killer whales (Orc ...

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 ...

Australia Day beachgoers have been ordered out of the water at a popular location on Sydney's Northern Beaches after a shark was spotted for the second time today. Surf lifesavers sounded the alarm ...