article_snippet.sent: The massive animal - who had been standing at the back of the enclosure - clearly decides enough is enough, and runs at the onlookers.
article_snippet.sent: The terrified family have fled to safety in the meantime.
article_snippet.sent: Writing on Reddit, the person who uploaded the video revealed: 'The person added: 'Shortly before this we were telling the kids the kids could not break this.
article_snippet.sent: the kids will never believe we again. '
article_snippet.sent: Sadly the one beating her chest really started crying.'
highlights_snippet.sent: The footage captures the terrified family running for The footage lives .
  
highlights_snippet.sent: Video of Thursday's incident has got  126,000 views since Video of Thursday's incident was uploaded .