Dragon, Chromatic, Green - World-Disk SRD

Stat block

AC0 (touch 0, flat-footed 0)HP0 ()SavesFort +0, Ref +0, Will +0MeleeSpeed40 ft., swim 40 ft.AbilitiesStr 13, Dex 14, Con 13, Int 10, Wis 11, Cha 10BAB / CMB / CMD+0 / +0 / 0Environmenttemperate forests

Combat brain - every behavior cites its line (2 rules)

Built only from this entry: stat-block special attacks, the printed Int score, the creature type, its feats and senses, and the behavioral prose of its own description. Nothing invented - an uncited behavior is a test failure.

pack-hunter (from lore)
An adult or older green dragon does not leave a trail in natural surroundings and cannot be tracked.

ambush (from lore)
Age Category Special Abilities Caster Level Wyrmling Immunity to acid, water breathing - Very young Woodland stride - Young Entangle - Juvenile Frightful presence, cha...

From the entry

A great wyrm dragon can call on the forest itself to aid it, animating a number of trees to serve as treants to protect it. These treants can be called from any Huge or larger living tree. A green dragon can create a single treant as a standard action, up to a total of 4 treants per day. These treants remain animated for up to 1 hour, at which time they revert to being ordinary trees. An old or older green dragon can use Stealth to hide in any sort of natural terrain, even if the terrain does not grant cover or concealment. An ancient or older green dragon can use its breath weapon to create a cloud of acid as a standard action that deals damage to any creature inside it. The cloud moves with the dragon and has a radius of 20 feet. When it's created, anyone inside this area takes an amount of damage equal to half the dragon's breath weapon, with a Reflex save for half damage. The numb...