[header] How to train a cat to be outdoor safe and a good rodent catcher [title] Decide what kind of cat you want to raise. [step] Outdoor cats are different than cats who go outside. Most cats will practice hunting behavior when let outside. 
However, outside cats will be used to spending all or nearly all of their time outdoors, and better able to take care of themselves than indoor cats that spend some time outdoors. If you want a dedicated mouser, an outdoor cat is the best choice.