South African killer whales kill sharks, eat their liver

14
In addition to global warming, fishing and an increasing number of tourists pose a threat to killer whales. — afp/file
  • Two male orcas killed at least eight great white sharks.
  • Orcas are commonly known as serial killers, which kill both small fish and blue whales.
  • The researchers notice that daily shark sightings have dropped by an average of six, leading to one in the following kills.

Two male orcas, Port and Starboard, killed at least eight great white sharks off the Gansbaai coast in South Africa and ate their livers.

Researchers found sharks washed up in pieces on beaches, some with missing hearts.

Orcas are commonly known as serial killers, which kill both small fish and blue whales, live science informed of.

After seeing a dead shark on Gansbai Beach, whale watchers began to see more terrifying sightings.

In 2016 and 2017, five great white sharks were found dead on beaches, all of them mutilated and their livers missing except one.

Shark sight loss

After the gruesome kills, the researchers observed that the number of daily shark sightings dropped from an average of six to one.

Scientists believe that great white shark killings in recent years may be linked to a decline in big white vision.

Researcher Alison Towner, a senior biologist who studied white sharks, said: “However, what we’re seeing is a large-scale rescue strategy, which we see in the Serengeti, Tanzania, in response to the presence of lions used by feral dogs.” lets see.” Dyer Island Conservation Trust in South Africa said in a statement.