Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the biggest animal that has ever existed. Whales can be found in every ocean, ...

Across the world’s oceans, killer whales share the same striking black‑and‑white look yet live radically different lives. Some populations hug familiar coastlines generation after generation, while ...

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 ...

Canada and the U.S. are playing by different rules when it comes to protecting threatened whales, experts warn.

Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review spanning two decades has revealed a little-known, yet intriguing behavior.

Orcas, or killer whales, are deadly and beautiful apex predators.

New research shows southern resident killer whales grooming each other using kelp they’ve modified, and researchers think it’s the first time researchers have documented marine mammals making tools.

A survey conducted by the National Research and Innovation Agency (BRIN), Konservasi Indonesia, and OceanX has found that 93% ...

A pod of endangered Southern Resident Killer Whales were spotted off the coast of Monterey Bay, California. The whales rely on Chinook salmon as their primary food source, but salmon populations are ...