Researchers have documented orcas dropping prey and other marine life in front of humans, as if offering us food. The orcas' ...

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

A new study documents wild orcas offering food to humans across the globe, leaving scientists puzzled about the motive behind ...

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

If you're ready for a summer romance, you're not alone in the mammal kingdom. In fact, even your aquatic brethren are getting ...

Prior to this instance, the “tongue-nibbling” had only been observed a handful of times in captivity. First seen in captive ...

A study published in the journal Oceans details the remarkable chance encounter between a group of citizen scientists on a ...

Once thriving, there are now believed to be just 73 Southern Resident killer whales left in Washington state's Puget Sound.

If the Orcas win this, they will move to 8 points in 9 matches and get the much-needed breathing room over MI New York, who ...

Orcas are brilliant creatures. Their brains are highly developed when it comes to problem-solving skills, cognition, and ...

Footage captures a pair of orcas nibbling each other's tongues in the Kvænangen fjords in northern Norway. Scientists think ...

In a new sign of toolmaking in marine mammals, orcas in the Pacific Northwest were recorded rubbing stalks of kelp against ...