n large animal 

Perception +10; low-light vision, scent (imprecise) 30 feet

Skills Athletics +11, Survival +8

Str +4 Dex +1 Con +5 Int -4 Wis +1 Cha -2

AC  19; Fort +12, Ref +6, Will +8

HP 45

Speed 35 feet

Melee [>] jaws +11, Damage 2d8+4 piercing

Melee [>] claw +11 (agile), Damage 1d10+4 slashing plus Grab

Mauler The grizzly bear gains a +2 circumstance bonus to damage rolls against creatures it has grabbed.

Rush [>>] The grizzly bear Strides and makes a Strike at the end of that movement. During the Stride, the grizzly bear gains a +10-foot circumstance bonus to its Speed.

Bestiary, page 40.