n large animal 

Perception +7; low-light vision

Skills Athletics +8, Stealth +7 (+11 in water)

Str +4 Dex +1 Con +3 Int -5 Wis +1 Cha -4

AC  18; Fort +9, Ref +7, Will +5

HP 30

Speed 20 feet, swim 25 feet

Melee [>] jaws +10, Damage 1d10+4 piercing plus Grab

Melee [>] tail +10 (agile), Damage 1d6+4 bludgeoning

Aquatic Ambush [>] 35 feet

Death Roll [>] (attack) Requirements The crocodile must have a creature grabbed. Effect The crocodile tucks its legs and rolls rapidly, twisting its victim. It makes a jaws Strike with a +2 circumstance bonus to the attack roll against the grabbed creature. If it hits, it also knocks the creature prone. If it fails, it releases the creature.

Deep Breath The crocodile can hold its breath for about 2 hours.

Bestiary, page 67. Expanded in LOIL.