Is this the world's saddest animal? Polar bear shows signs of INSANITY in 40C heat
The tragic 29-year-old bear looks likely to spend his last days in the sweltering heat of Argentina dying of loneliness.
He is supposed to thrive in temperatures of minus 40C in the Arctic circle where he can galavant along ice and in freezing water while hunting prey.
Instead he is battling baking 40C heat in a cement enclosure in Argentina's Mendoza Zoo.
And now after two years alone, he is showing worrying signs of insanity.
Arturo can't bear to be without his life-partner, who died two years ago, and now wanders aimlessly back and forth, showing his teeth and swinging his neck.
He slumps his blackening fur in the sun and crawls from corner to corner of his small shaded area.
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