Types B and C have a distinctive yellowish colour from diatoms on their skin, as well as a prominent dorsal cape. Like the Type C orcas, they have been observed eating fish, such as the Patagonian toothfish, but their primary diet is unknown.

A fourth type with very different body shape and markings was first seen in a mass stranding in New Zealand in 1955, but had not been seen alive by scientists until just recently. Scientists thought they were perhaps the offspring of one female with genetic aberrations. Watch Video of Type D Killer Whales, Rarely Seen by Humans Scientists have collected skin samples from the unusual orcas, which could help determine whether they are a …
They are the rarest of the southern hemisphere orcas, and they have the smallest eyepatch of all the orca types, both Northern and Southern Hemisphere. A new species of killer whale, known as "Type D," may have been discovered off the coast of Chile by researchers working with the National Oceanic and Atmospheric Administration (NOAA.) “The type D killer whale lives in the most inhospitable waters on the planet. A team of NOAA scientists have, for the first time, found and studied the fabled Type D killer whale alive in the wild. The Type-D killer whale, a type of orca generally thought to have its distinct look because of a rare genetic mutation, may actually be an entirely separate species of the cetacean, according to a recent study published in the journal Polar Biology. Then in … Mysterious new orca species likely identified.

0:27. News Searching for Type D: A New Species of Killer Whale? February 10, 2020. Type C or Ross Sea Killer Whales are piscivores, feeding mainly on fish and following channels or openings in the pack ice. Antarctic Killer Whales.

Here is a video about the search for this new type, perhaps a new species, of killer whale, referred to as the Type D. Type C is the smallest known killer whale ecotype. Type D. Type D orcas are also known as Subantarctic orcas.

5:03. Scientists track Type D killer whales, rarely seen by humans Back to video. Tilikum (c. December 1981 – January 6, 2017), nicknamed Tilly, was a captive orca, who spent most of his life performing at SeaWorld Orlando.He was captured in Iceland in 1983 at Hafnarfjörður, near Reykjavík.About a year later, he was transferred to Sealand of the Pacific in Victoria, British Columbia.

Researchers obtained a tiny bit of tissue/blubber that will allow them to determine if the “Type D” whales are a new species.

Ecology of Antarctic Killer Whales. In January, 2019, an experienced group of killer whale biologists launched an expedition from the southern tip of Chile into some of the roughest waters in the world, searching for what could be a new species of killer whale. They also have more rounded heads and pointier dorsal fins compared to Type …

The Type A is the quintessential orca people are familiar with. Type D orcas are easily distinguished from other killer whales by their much smaller white eye patches. Select footage from an expedition off Cape Horn, Chile that documented a new type of killer whale with different appearance. This was a retroactive discovery, however - at the time, they were thought to be a mutated type of the worldwide orca species. Type D Killer Whales - Underwater Shots.

Animals Weird & Wild. Type D. Subantarctic orcas (the 5th ecotype in the Southern Hemisphere) were discovered in the 1950s in a mass stranding event in New Zealand. In terms of morphology, Type D orcas are very different from other types in the Southern hemisphere. In January, 2019, an experienced group of killer whale biologists launched an expedition from the southern tip of Chile into some of the roughest waters in the world, searching for what could be a new species of killer whale.
Searching for Type D: A New Species of Killer Whale?