private Location besmetKonijntjes(Location location) {
    	   Field field = getField();
           List<Location> adjacent = field.adjacentLocations(getLocation());
           Iterator<Location> it = adjacent.iterator();
           while(it.hasNext()) {
               Location where = it.next();
               Object animal = field.getObjectAt(where);
               if(animal instanceof Rabbit) {
                   Rabbit rabbit = (Rabbit) animal;
                   if(rabbit.isAlive() && !rabbit.getZiek() && rabbit.getZiekteGen()) { 
                	   rabbit.setZiek();
                       return where;
                   }
             }
         }
           return null;
    }