Researchers documented 34 instances of purported prey-sharing behavior, which suggests orcas may be altruistic and capable of ...

Orcas often share food with each other—it’s a prosocial activity and a way that they build relationships with each other,” ...

Orcas, also known as killer whales, are among the most intelligent and social of marine mammals. They live in tight-knit pods ...

The team ran experiments offering people who returned bottles the option of getting a typical ten-cent payout—or the small ...

In a new sign of toolmaking in marine mammals, orcas in the Pacific Northwest were recorded rubbing stalks of kelp against each other’s bodies, a study shows.

It's migration season. Find out where to go to spot humpbacks, orcas, dolphins and more on the Monterey County coast.

In pricey spas, kelp facials and body wraps can set the aesthetically inclined human back hundreds of dollars.But in the ...

A study published in the journal Current Biology describes a new example of tool use by a critically endangered population of ...

Scientists are discovering that killer whales, among the most social and intelligent of marine animals, have unique family structures and behaviors, passed from one generation to the next.

A massive killer whale swam deep into Yaquina Bay, hunting alone and stunning onlookers. Here's what we know about T049C — and why he's so well known.

How to Survive continues with more killer whale attacks and survival techniques that helped victims escape. Learn additional expert tactics to stay alive in the ocean. These proven moves increase ...

A rare sperm whale tooth from the Copper Age Valencina site in Spain, dating to 5,300–4,150 years ago, shows evidence of marine bioerosion and deliberate human modification.