New research suggests that inbreeding may be a key reason that the Pacific Northwest’s endangered population of killer whales has failed to recover despite decades of conservation efforts.

Efforts to save the Northwest’s endangered orcas are not working on either side of the U.S.-Canada border, according to an international panel of scientists. In a new report, the panel of 31 ...

Puget Sound orca pod threatened by salmon decline 03:03. The orcas lurking beneath the surface of Washington state's Puget Sound are some of nature's most magnificent, imposing and endangered species.

The orcas lurking beneath the surface of Washington state's Puget Sound are some of nature's most magnificent, imposing and endangered species. Stefanie Stockwell and Mindy Roberts, both longtime ...

Over the course of just two weeks in 2024, Weiss and his team documented 30 examples of these curious interactions. They found that the southern resident orcas — a distinct population of killer ...

The group of 73 orcas, which are often called killer whales, has been shrinking for decades and was listed as endangered in 2005. “I’m not surprised that we eventually found tool use in killer ...

The orcas lurking beneath the surface of Washington state's Puget Sound are some of nature's most magnificent, imposing and endangered species. Stefanie Stockwell and Mindy Roberts, both longtime ...