Preferably not. unless you are doing research on how brains work in the same way your results could be completely different from a depressed moose to a depressed squirrel to a depressed human
The theme being presented was think twice before you say anything. I think this was the theme because, the grasshopper could not be responsible of getting food, and the ants did not want to give their food. So the theme was think twice before you say anything.