Warrior Cats is a book series by Erin Hunter. If you don't know what the warriors are, then I suggest not bothering to read this. Also its spoilers anyways, so you should of read atleast to the 4th series before reading on.
10. Scourge hated the dog teeth studded into his collar. They scratched at his throat and mate it hard to swallow anything. He did put up with it because they were part of his "fearsome appearance"
9. Sandstorm's father is Redtail and her mother is Brindleface. That means Ashfur is her half-brother and is in love with her daughter? So he is in love with his half-niece?
8. Spottedleaf is Redtail's sister, So Sandstorm is her niece, but they both love Firestar?
7. The cut in Tigerstar's ear is from a training ssession with Thistleclaw way back.
6. Barley lived in BloodClan. His brothers are Ice and snake, current leaders of BloodClan.
5. Feathertail is Graystripe's favorite kit because she resembles her mother.
4. Yellowfang is a (and the only?) Persian breed cat.
3. Clearsky's first mate, Brightstream, died being carried off by an eagle while pregnant.
2. Yellowfang has psychic hyper-empathy; a condition / ability to feel the pain of others.
- Blackstar comes from a long line of polydactyl cats, and has six toes on one foot.
Source(s): YouTube, Wikipedia, Commonsense.