70 orcas target young blue whale in four-hour killing orgy off WA coast

A massive pod of up to 70 orcas was witnessed hunting and killing a young blue whale off Western Australia’s south coast at Bremer Canyon, in one of the few documented attacks of its kind. Scientists and tourists aboard a Naturaliste Charters boat observed the coordinated, multi‑hour hunt, highlighting both the brutal and fascinating aspects of nature’s apex predators.