This lumbering tortoise is the size of a pony and its head features a powerful, razor-sharp beak.
Great Tortoise (CR 5)
N Large Magical Beast (Reptilian)
Init -2; Senses Darkvision 60 ft., low-light vision, scent; Perception +12
AC 23, touch 7, flat-footed 23 (-2 dex, +16 natural, -1 size)
hp 57  (6d10+24)
Fort +9, Ref +3, Will +2
Resist Earth 10
Speed 20 ft.
Melee Bite +13 (1d8+10)
Space 10 ft.; Reach 10 ft.
Special Attacks Breath Weapon (1d4+1 rounds, 30-ft. cone, DC 17, 4d6 water damage)
Str 24, Dex 6, Con 18, Int 2, Wis 10, Cha 6
Base Atk +6; CMB +13 (+15 vs. bull rush); CMD 21 (23 vs. bull rush; 25 vs. trip)
Feats Improved Bull Rush, Power Attack, Weapon Focus (bite)
Skills Acrobatics +9, Climb +17, Perception +12, Survival +10
As a move action, a great tortoise can completely withdraw into its shell, leaving him almost completely impervious to attack. When withdrawn he cannot move or attack as long as he remains in this state, a great tortoise gains a +8 bonus to his Armor Class and a +4 bonus on Reflex saves.