Why are killer whale attacks on the rise? These scientists set sail to find out.

Attacks by orcas, or killer whales, on boats in the Strait of Gibraltar are increasing. But why are these seemingly peaceful creatures becoming dangerous.

Why are killer whale attacks on the rise? These scientists set sail to find out.
Attacks by orcas, or killer whales, on boats in the Strait of Gibraltar are increasing. But why are these seemingly peaceful creatures becoming dangerous.