Dozens of protesters crashed through the gates of an Ontario theme park on Sunday railing against its treatment of marine life.

The protesters say they managed to shut down a dolphin show at Marineland in Niagara Falls.

Niagara Region Police say extra officers were called in when a protest grew to about 800 people.

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full story:
http://www.theglobeandmail.com/news/national/animal-rights-protesters-crash-marineland-aiming-to-shut-it-down/article4595391/