Abandoned Wildlife Wonderland Park in Australia features a Great White Shark decaying in a tank of formaldehydepic.twitter.com/k3whzI7VOj
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So, not decaying 
It was left to rot in abandoned park for more than a decade without maintenance. So yes, it is decaying :)
Wow that's crazy
It is not real! You’re straight up lying. I’ve seen videos & it was explained it was just a prop.
I prefer to think that is a Chinese shadow !
And it’s an actual Great White?
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