When raising a kitten, it needs to be fed and interacted with. Kittens will eat any raw fish, cooked fish, or a Bucket of milk. Interacting with the kitten consists of stroking the kitten, playing with toys (Ball of wool or Toy mouse), or catching rats. If your kitten catches 100 mice, you will be awarded a cat training medal.
A kitten will take approximately 2.5 to grow into a Pet cat, at which time you can trade it for 100 Death runes to Civilians in West Ardougne. If you have completed the Easy Ardougne tasks, the price increases to 200.
After completion of Purple Cat, you will be able to have Wendy change your wily cat to purple. Alternatively, you can have your cat catch Hell-rats to become a Wily hellcat.
The various growth stages for normal cats are: Catspeak amulet.