Orca pods are led by the founding matriarch, and Similä thinks these “wise mothers” teach their calves to avoid fishing boats ...

But Vancouver's Orca Man Fred DeNisco has created a free guide for land-based whale watching in Southern B.C. and Washington ...

How hard do you have to ram a fish to make it explode? Ask an orca. Barreling into large, heavy fish with enough force to blast them into instant chum is a previously unknown collaborative feeding ...