Oscar the cat seems to have an uncanny knack for predicting when nursing home patients are going to die, by curling up next to them during their final hours. His accuracy, observed in 25 cases, has led the staff to call family members once he has chosen someone. It usually means they have less than four hours to live.
I doubt ole Oscar is psychic; animals simply have keener senses than humans in some areas. My guess is there's a scent Oscar's picking up, and given where he resides, he's been able to correlate the scent with the fact of human death. What is more interesting to me is that, beyond being a kind of sentinel to the dying, he is otherwise a standoffish cat. Read the rest of the story here.