I am a tyrannosaurus

"A little Pteranodon lives on the top of a rocky mountain. His mother teaches him to be kind and to help others in need. One day, while trying to catch the little Pteranodon, a Tyrannosaurus falls from the mountain and is seriously injured. The little Pteranodon remembers his mother's lesson and decides to take care of the injured Tyrannosaurus . . ."--Dust jacket.