Scientists have been scratching their heads as to why great white sharks have been disappearing from the coast of South Africa. Now, newly-emerged photos and videos confirm the theory that it is because killer whales are hunting them.

Photos taken from a helicopter and video footage captured from a drone, have provided the first direct evidence that orcas are killing great white sharks in South Africa which have been published in a new paper by the Ecological Society of America’s journal.

“This behavior has never been witnessed in detail before, and certainly never from the air,” says marine scientist Alison Towner from Rhodes University in South Africa.

Orcas are known to attack other shark species but this is the first direct evidence of predation on the notorious great whites, who for years have been common around the coast of South Africa.

The astonishing footage was captured in the harbor of Mossell Bay on…