Go read all of the Man-Kzin wars books. Not all of them written by Niven himself, but he usually has a story in each of them. The Ringwold series has a Kzin. Many of his other short stories feature them, as well.
I cut my SF teeth reading Niven, back in high school. Good stuff.
I think it's like this: One Kzin, many Kzinti.
Go read all of the Man-Kzin wars books. Not all of them written by Niven himself, but he usually has a story in each of them. The Ringwold series has a Kzin. Many of his other short stories feature them, as well.
I cut my SF teeth reading Niven, back in high school. Good stuff.