The theme is that the author is trying to get the readers attention
The book is a bout a wolf cub that his mother left him in a water stream to die and then a mother bear came and took it as its own.
When the bear takes the cub she helps it train to survive in the wild when it was time for the cub to leave
Then when the wolf cub went out into the snowstorm the bear went looking for him and the wolf cub came back they were not their and then he went back out after it cleared and found the mother dead.