From Pathfinder Bestiary 2, which isn't enabled.

Snapping Turtle

CREATURE -1

Snapping turtles are freshwater reptiles with a long flexible neck, a sharp piercing beak, and a confrontational temperament that doesn't prevent some spellcasters from choosing these creatures as familiars. They weigh about 20 pounds and have shells around 18 inches in length.

Perception +3; low-light vision, scent (imprecise) 30 feet

Skills Athletics +5, Stealth +3 (+5 in Water)

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

Deep Breath

The snapping turtle can hold its breath for 30 minutes.

AC 16; Fort +8, Ref +1, Will +3

HP 9

Speed 10 feet, swim 20 feet

Melee Jaws +6 (unarmed), Damage 1d4+2 piercing

Clench Jaws

Requirements The snapping turtle damaged a creature with a jaws Strike in its previous action

Effect The snapping turtle clenches its jaws down and automatically deals an additional 1d4 bludgeoning damage to the creature it just bit.

Shell Defense

The snapping turtle retracts its limbs and head into its shell and ends its turn. This increases its AC to 18, but it can't act except to reemerge, which it can do as a single action.

Pathfinder Bestiary 2OGL