A new study provides the first DNA evidence that killer whales in Australia hunt white sharks for their nutrient-rich livers.

Based on DNA analysis from the bite wounds on the carcass of a large white shark washed ashore near Portland in Victoria in ...

Andrew Fox, Rodney Fox Shark Expeditions.For the first time, DNA evidence has confirmed killer whales in Australia hunted a ...

The researchers took swabs from the white shark's bite wounds and sequenced for any genetic material that the predator may ...

Over time, that name morphed into "killer whales." Scientists don't know whether orcas kill for fun. The marine mammals do some things, like killing and tossing dead porpoises in the air ...

Recent findings used wildlife forensics and citizen science data to provide the first confirmed evidence of killer whale predation on white sharks in Australia.

At the time, researchers believed they knew what had managed to kill this shark, but they could not confirm it. Now, however, ...

Around the world, killer whales (Orcinus orca) have been observed preying on various shark species including white sharks (Carcharodon carcharias) – as previously documented in California and ...

An orca calf less than 24 hours old has been spotted in a rare sighting of a newborn killer whale in Western Australia. The animals are regularly seen off Bremer Bay in summer, but calves are ...

Deborah Giles, a science and research director with whale conservation non-profit Wild Orca, told The Seattle Times. “And here she is doing it again.” Speaking about the killer whale mother wi ...

Ochoa et al, Predation of a Sperm Whale (Physeter macrocephalus) by Killer Whales (Orcinus orca) in Guanaja, Honduras, Aquatic Mammals (2025). DOI: 10.1578/AM.51.1.2025.31 ...