You can use your tail to manipulate objects.
Prerequisites: Str 13, tail attack, Two-Weapon Fighting.
Benefit: You can use your tail as an extra “hand”. It can grasp melee weapons and use them in combat, although the normal penalties for using an off-hand weapon apply, If you have two hands, your tail counts as a third hand for the purpose of the Multiweapon Fighting feat and all feats that use Multiweapon Fighting as a prerequisite.
You can also use your tail as a “hand” to assist in grapple checks and Climb checks. You gain a +2 competence bonus onall such checks.
Source: Savage Species, page 38.