•Get enough NeoPoints to buy a Krawk PetPet.
•Buy a krawk PetPet.
•Put the Krawk PetPet on the pet that you want to change into a Krawk.
•Name the petpet the name you want the krawk to be.
•Go to Fungus Cave (http://www.neopets.com/pirates/funguscave.phtml)
•When you get to Fungus Cave your pet with the petpet Krawk on it should turn into a Krawk.