rare n small construct wyrwood 

Perception +6; darkvision

Languages Common, plus one regional language

Skills Acrobatics +7, Arcana +5, Deception +7, Society +5, Stealth +7

Str +0 Dex +4 Con +0 Int +2 Wis +1 Cha +2

Items buckler (Hardness 3, HP 6, BT 3), shortsword

AC  17; Fort +3, Ref +9, Will +8

HP 16; Immunities bleed

Living Machine Though their body is an organic construct, a wyrwood is a living creature. They're not immediately destroyed when reduced to 0 HP, but rather fall unconscious and eventually die. They don't need to eat or drink. They can be targeted by effects that target living creatures or that target constructs.

No Breath A wyrwood doesn't breathe and is immune to effects that require breathing (such as an inhaled poison).

Speed 20 feet

Melee [>] shortsword +9 (agile, finesse, versatile s), Damage 1d6 piercing

Sneak Attack The wyrwood deals an additional 1d6 precision damage to flat-footed creatures.

Bestiary 3, page 298.