As Adam M. Roberts, CEO of Born Free USA, told The Dodo last week, it's only natural for big cats to see humans as prey.
What isn't natural for these cats, of course, is being repelled by a seemingly invisible glass wall. In fact, there's nothing natural about a big cat in captivity.
Having humans treating them like thrill rides at an amusement park can only deepen an animal's despair. Yet we see it happen again and again.
Please, don't bait the tigers.
Captivity isn't the only thing unnatural about this big cat. To read about the truth behind white tigers, click here.
Watch the full video below: