The material below is Open Game Content from a 3PP Source
This immense lizard moves with a slow but relentless gait. Its feet end in large talons, and ropes of drool hang from its toothy maw.
Monitor Lizard CR 2 (XP 600)
N Medium animal
Init +2; Senses low-light vision, scent; Perception +8
AC 15, touch 12, flat-footed 13 (+2 Dex, +3 natural)
hp 22 (3d8+9)
Fort +8, Ref +5, Will +2
Speed 30 ft., swim 30 ft.
Melee bite +5 (1d8+4 plus grab and poison)
Str 17, Dex 15, Con 17, Int 2, Wis 12, Cha 6
Base Atk +2; CMB +5 (+9 grapple); CMD 17 (21 vs. trip)
Feats Great Fortitude, Skill Focus (Perception)
Skills Climb +7, Perception +8, Stealth +10 (+14 in undergrowth), Swim +11; Racial Modifiers +4 Stealth (+8 in undergrowth)
Environment warm forests or plains
Organization solitary, pair, or pack (3–8)
Poison (Ex) Bite—injury; save Fort DC 14; onset 1 minute; frequency 1/hour for 6 hours; effect 1d2 Dexterity damage; cure 1 save. The save DC is Constitution-based.
Monitor lizards are large enough to pose a threat to humans, and in some societies are often mistaken for dragons. Some can reach lengths of 10 feet or more and weights of 350 pounds.
Monitor Lizard Companions
Starting Statistics: Size Small; Speed 30 ft., swim 30 ft.; AC +1 natural armor; Attack bite (1d6 plus grab); Ability Scores Str 13, Dex 17, Con 12, Int 2, Wis 12, Cha 6; Special Qualities low-light vision, scent.
7th-Level Advancement: Size Medium; AC +2 natural armor; Attack bite (1d8 plus grab and poison); Ability Scores Str +4, Dex –2, Con +4.