In Hound form, Familiar Spirits stand about 2 to 3 feet at the shoulder and weigh about 30 to 45 lbs on average. Hounds have a superior sense of hearing, granting them a +10 bonus to listening related Perception skill rolls. They also are able to track targets by scent and gain a +5 to their Tracking skill rolls when following a target’s scent. Hounds grant their bonded spell caster a +2 modifier to all Perception and Tracking skill rolls.