Woodland Creature (Active) An Infantry model with this special rule may move through woods and forests that are classified as difficult terrain as if they are open ground. Note that this doesn't mean they can automatically climb terrain in those areas, nor move through any tree trunks or jump falled Obstacles.
You do not know Pain, you do not know Fear! Friendly Isengard models do not start to take Courage tests for being Broken until at least 66% of the force's models have been removed as casualties. Additionally, Lutrz, Uglúk, Mauhúr, Vraskû, Uruk-hai Scout Captains, Uruk-hai Scouts gain the Woodland Creature special rule.