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 ...