This is a story from Panchatantra, in which four friends come across a skeleton while travelling in a forest. Three friends try to show off their knowledge by bringing the animal, in this case a lion to life, while the fourth, uses common sense and climbs a tree. The lion kills the three friends, the fourth is able to save his life. The moral of this story is that one should use common sense and should not be proud of their knowledge.
The Hindi version of this story is called Char Dost Aur Sher. You can listen to it at www.gaatha.co/stories