Snake, Giant Constrictor (CR 5)

Huge Animal
Alignment: Always neutral
Initiative: +3 (Dex); Senses: scent, Listen +9, and Spot +9


AC: 15 (-2 size, +3 Dex, +4 natural), touch 11, flat-footed 12
Hit Dice: 11d8+14 (63 hp)
Fort +8, Ref +10, Will +4
Speed: 20 ft., climb 20 ft., swim 20 ft.
Space: 15 ft./10 ft.
Base Attack +8; Grapple +23
Attack: Bite +13 melee
Full Attack: Bite +13 melee
Damage: Bite 1d8+10
Special Attacks/Actions: Improved grab, constrict 1d8+10
Abilities: Str 25, Dex 17, Con 13, Int l, Wis 12, Cha 2
Special Qualities:
Feats: Alertness; Skill Focus (Hide); Endurance; Improved Initiative; Toughness
Skills: Balance +11, Climb +17, Hide +10, Listen +9, Spot +9, and Swim +16
Advancement: 12-16 HD (Huge); 17-33 HD (Gargantuan)
Climate/Terrain: Warm forest
Organization: Solitary
Treasure/Possessions: none

Source: Monster Manual

Improved Grab (Ex): To use this ability, the constrictor snake must hit with its bite attack. If it gets a hold, it can constrict.

Constrict (Ex): A constrictor snake deals 1d8+10 points of damage with a successful grapple check against Large-size or smaller creatures.

Improved Initiative: +4 on Initiative checks