Does the lion and the mouse have the same theme as the walnut tree story?

The moral of the story is that mercy brings its reward and that there is no being so small that it cannot help a greater. Later English versions reinforce this by having the mouse promise to return the lion's favor, to its sceptical amusement.

Idon’t know what the answer is i wish i could

Nonfiction is not real and one strength could be you could have facts to back up information where in fiction you cannot because it is not real.