After being found as an orphan, Heidi was raised in a North Carolina wildlife sanctuary, before being rehomed at Denmark's Odense Zoo and, later, Leipzig Zoo. She became an international sensation last December, after photographs of her cock-eyed visage were published in the German newspaper Bild. The images went viral, and led to a hit song ("Opossum Heidi Schielt" or "Opossum Heidi Peers"), Heidi's own Facebook account, and an upcoming line of plush toys.
"When doctors and staff realized that a cat living in a U.S. nursing home could sense when someone was going to die, the feline, Oscar, was portrayed as a furry grim reaper or four-legged angel of death.
But Dr. David Dosa, who broke the news of Oscar's abilities in a paper in the New England Journal of Medicine in 2007, said he never intended to make Oscar sound creepy or his arrival at a bedside to be viewed negatively."