Is this how animals get revenge? Experts disagree on why the world's top marine predator is attacking boats. But the trend may be spreading to other populations in Europe.
Killer whale White Gladis leads war on yachts

Glossary
Rebel - Rise up and fight those in power.
Orcas - Orcas are related to dolphins and are often called killer whales. This is because they were seen by sailors as fearsome hunters, who would even hunt other whales.
Ram - Crash into it with a lot of force, usually deliberately.
Fad - A craze, or intense enthusiasm that does not last for very long.
Habitat - An animal’s habitat is the place that they live in.
Extinction - Completely dying out.