I think a monster with natural weapons who can also use a melee weapon can only do one or the other on a full attack but I can't find the rule.
For example, a medium dragon with a greatsword can only do bite/claw/claw/wing/wing OR greatsword and NOT bite/greatsword/wing/wing.
For example, a medium dragon with a greatsword can only do bite/claw/claw/wing/wing OR greatsword and NOT bite/greatsword/wing/wing.
