1: Lion's leader publicizes dens (5)
4: Venomous enemy lurks in Caspians (3)
6: Sort of plain fur! (5)
7: Bend in the middle and wind back (3)
8: Giant fish, note, approaches Italian city (not capital) (9)
10: Bite and flip over -- one way to win a wrestling match (3)
11: Powerless to move, as shiner tremendously shows (5)
13: Begins seeing another divorcee? Deplorable. (3)