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

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

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,” ...

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

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

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 ...

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 ...