This creature appears as serpent with a long muscular body and a squat, flat head. A mane-like ridge of sharpened bones surrounds its head.
Jaculi CR 1/2
Speed 30 ft.
Melee bite +4 (1d6+1)
Special Attacks ambush leap
Str 12, Dex 17, Con 11, Int 2, Wis 12, Cha 2
Base Atk +1; CMB +2; CMD 15 (can’t be tripped)
Feats Skill Focus (Perception)B, Weapon Finesse
Skills Perception +4, Stealth +7 (+19 in natural environment); Racial Modifiers +12 Stealth in natural environment
A jaculi is not required to make an Acrobatics check when jumping down from heights of 30 feet or less and can do so without taking any damage.
Environment temperate forests
Organization gang (2-5) or swarm (6-13)
Jaculi average 8 feet long, but can grow to a length of 12 feet. Its natural coloration is a deep green fading to dark brown near the tail. Its underbelly is light gray. Jaculi usually lie in wait for opponents, preferring places high above the ground where they can leap on their prey and gain surprise.
Jaculi from the Tome of Horrors Complete, Copyright 2011, Necromancer Games, Inc., published and distributed by Frog God Games; Author Scott Greene, based on original material by Philip Masters.