While I know that the title makes it sound like this is a fairy tale, or a parable, this is actually a true story.
Over at Five Blones.comThe World is Amazing | FiveBlondes today they post about a tiger that has lost its litter of baby tigers. When the zookeepers realized that the tiger was declining in health because of losing its babies, they brought in some surrogates. Baby Pigs! The mother tiger took right to them. Check out their site for more!