Followers only use one form of combat, Melee or Spells, each follower's combat type is shown by their damage range stat, i.e. "Melee Damage" or "Spell Damage"
Tamed creatures will automatically receive scalar bonuses to Stats and Skills applied at each level
Tamed creatures can gain experience up to level 15, the first 10 levels giving twice as much bonus as the last 5 as shown in the table below