When the catlike Kzin discovered the human region of the galaxy, they thought it was time to scream and leap again. Bred to be conquering warriors, they thought the salad-munching apes of Earth wouldn't even put up a good fight. Actually, they should have been more polite to the monkey boys and girls from planet Earth. Humans had developed a pacifist society because they had been good - too good - at war and knew that there's more than one way to skin a cat - even a Kzin. The Warrior Race has encountered its most formidible opponent - and Larry Niven's Known Space is aflame with war.