Scientists have spotted a subset of killer whales using seaweed to scratch each other’s backs, marking the first known ...

Southern resident killer whales are using kelp for what scientists suspect are both hygienic and social purposes.

In the first known toolmaking by a marine mammal, southern residents have been documented detaching lengths of seaweed and ...

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

Batting first, Seattle Orcas posted a competitive total of 177/6, thanks to useful contributions from their top order. Shayan Jahangir and David Warner provided a fiery start, adding 33 runs in just 3 ...

The orcas clearly liked this activity because different whales were recorded preparing the stems eight times and rolling the ...