Researchers observed how transient killer whales (orcas) in Monterey Bay, California spent their time through 270 hours of behavioral observations. Foraging accounted for 84.16% of the time spent by ...

Killer whales and dolphins have been captured hunting together on camera, in what could be a scientific first. Footage published in the journal Scientific report shows the two mammals working together ...

Researchers have observed killer whales teaming up with dolphins to hunt salmon and sharing the spoils for the first time, raising questions about their intelligence and social lives. In recent years, ...

Southern resident killer whales have been caught on drone video crafting kelp tools to groom one another—an unprecedented behavior among marine mammals. This suggests a deeper social and cultural ...

When researcher Jared Towers set up his cameras underwater to observe a pair of killer whales, he saw something strange.One of the orcas, a juvenile female, “approached a camera I had in the water to ...

It’s been said, many times, that humans are just visitors in the ocean. The real locals are the creatures who dwell there permanently; not the ones who merely catch a couple waves in the morning, then ...

Orcas, also known as killer whales, are among the most well-studied marine mammals, captivating the public and scientists alike with their intelligence, strong social bonds and complex behaviors.

When three killer whales struck the Lady L, Heath Samples thought a tanker had collided with his yacht, as everyone on board was knocked off their feet. After the orcas repeatedly buffeted the yacht, ...