Dr. Riley Elliott returns to Australia's Norfolk Island with underwater cinematographer Kina Scollay to see what happens when the island's tiger sharks go head-to-head with migrating great whites over an unusual food source: cow carcasses. Riley Elliott, Kina Scollay Added on HBO 2023-07-18.

Researchers investigate whether orcas have begun hunting great white sharks off the coast of New Zealand. Ray Robertson, Kina Scollay, Ingrid Visser Added on Disney 2022-04-12.