The Cat Reaper

Is it possible for man to determine when another human being is about to kick the bucket? Well if you disagree, here the here is the Deal, its a super cat that has spiritual powers. Its a cat that can has the ability to sense the presence of the grim reaper.
The cat named oscar has been observed and it has been noticed that the feline has the highly accurate ability to sense when a human is about to become late. Oscar usually cuddles up to the soon to be corpse and after four hours or so; the individual dies.
How does an ordianry house cat have such a gift? No one knows, but everybody is amazed by the feat performed by the ordinary cat.