n medium animal 

Perception +7; low-light vision, scent (imprecise) 30 feet

Skills Acrobatics +7, Athletics +5, Stealth +7, Survival +7

Str +2 Dex +4 Con +1 Int -4 Wis +2 Cha -2

AC  15; Fort +6, Ref +9, Will +5

HP 24

Speed 35 feet

Melee [>] jaws +9, Damage 1d6+2 piercing plus Knockdown

Pack Attack The wolf's Strikes deal 1d4 extra damage to creatures within reach of at least two of the wolf's allies.

Bestiary, page 334.