Aesop's Frog and Scorpion is not like this. The Frog doesn't go around betraying others in turn; he is simply betrayed, as a victim and not a victimizer. Likewise the Farmer and the Viper.

Doug's Russian story, on the other hand, does indeed fit the pattern. But so long as we're arguing from anecdotes anyway - consider what's currently happening to Russia! At the very least, it's not exactly contrary evidence.

Robin, the folktale was selected via a completely biased mechanism but there are other Hausa folktales in the linked book on Google Books.