Usually they dig themselves out of ground and attack from the rear. One skeleton is an easy prey and could be killed with a single mighty blow, the problem is that it regenerates 5-10 times before falling apart. Ghouls Ghoul is just another type of restless dead. They are very tough and strong. It is very hard to defeat ghoul in hand to hand combat.
Ghouls usually roam old ruins and scorched villages.
They never go far away from their homes . Zombies Zombie is an undead that is tougher than ordinary skeleton but weaker than a ghoul. Zombies are usually met in small groups. Not extremely strong but their vitality is really great. Zombie can withstand a good beating before being destroyed.