‘What the hell did this?’: The orca brothers preying on great white sharks

On 3 May 2017, a huge carcass of a great white shark washed up on the shore of Gansbaai, a fishing village near Cape Town in South Africa.

https://www.bbc.com/future/article/20261015-sharks-washed-up-one-after-another-after-another-why-orcas-are-hunting-great-whites