Diplodocus

also known as Diplodoclus

CR: 12
XP: 19,200
Size: Colossal
Type: Animal
Initiative: +6
Senses: low-light vision, scent
AC: 25, touch 4, flat-footed 23 (+2 Dex, +21 natural, –8 size)
HP: 190 (20d8+100)
Saves: Fort +17, Ref +14, Will +11
Speed: 30 ft.
Melee: 2 tail lashes +22 (4d6+15/19–20)
Space: 30 ft.
Reach: 60 ft.
Abilities: Str 40, Dex 14, Con 21, Int 2, Wis 17, Cha 11
Attacks: Base Atk +15; CMB +38 (+40 bull rush); CMD 50 (52 vs. bull rush, 54 vs. trip)
Feats: Awesome Blow, Combat Reflexes, Critical Focus, Improved Bull Rush, Improved Critical (tail lash), Improved Initiative, Iron Will, Power Attack, Skill Focus (Perception), Staggering Critical
Skills: Perception +32
Organization: solitary, pair, or herd (3–14)
Treasure: none