The newly documented behaviour has been observed at least twice, with an expert describing it as “impressive and disturbing”.

The ramming behavior might help younger orcas more easily digest their food, while also allowing other orcas to have a little fun, researchers say.

Scientists believe sunfish-smashing behaviour could be form of entertainment or to help younger whales feed

“We think this may help younger orcas feed more easily, or it could also just be for fun.”...

The behavior could be a strategy to help younger orcas feed, or it may just be for their own amusement, researchers say