New research reveals that orcas around the island of Hokkaido can be split into two distinct forms, offering conservationists important information that can help protect the animals.

A YouTube video from BioArk delves into the hunting and killing methods of orcas, specifically their approach to targeting moose. It may sound impossible when you think of a sea mammal hunting a land ...

While well documented in the Northern Hemisphere and Antarctica, much less is known about killer whales (Orcinus orca) in Australia. However, orcas are actually sighted year-round in all coastal ...

Where there are Chinook salmon, the orcas will likely follow — including the mouth of the Columbia River. Despite what can feel like a desperate and futile effort to save the region’s venerated ...

Orcas, or killer whales, are deadly and beautiful apex predators. Smithsonian removes Trump impeachment text as it swaps his ...

Killer whales rarely risk hunting leopard seals – Antarctica’s second top predator. But when reinforcement whales appear, this group of killer whales has a technique for capturing this aggressive ...

OPALCO's proposed tidal energy project in the Salish Sea faces opposition due to concerns about its impact on endangered killer whales. The cooperative argues the turbine is necessary to prevent ...

One of the world’s largest mammals, the humpback whale is an incredible species for many reasons. They may even be the ocean’s protectors. Researchers have witnessed humpback whales intervening during ...