Encounters: Dales, Cormyr, Sembia - Hills

Griffon (CR 4)

Large Magical Beast
Alignment: Always neutral
Initiative: +2 (Dex); Senses: darkvision 60 ft., low-light vision, scent, Listen +6, and Spot +10

AC: 17 (-1 size, +2 Dex, +6 natural), touch 11, flat-footed 15
Hit Dice: 7d8+21 (57 hp)
Fort +8, Ref +7, Will +5

Speed: 30 ft., fly 50 ft. (average)
Space: 10 ft./5 ft.
Base Attack +7; Grapple +15
Attack: Bite +11 melee
Full Attack: Bite +11 melee and 2 claws +8 melee
Damage: Bite 2d6+4, claw 1d4+2
Special Attacks: Pounce, rake 1d6+2

Abilities: Str 18, Dex 15, Con 16, Int 5, Wis 13, Cha 8
Special Qualities:
Feats: Iron Will; Multiattack; Weapon Focus (bite)
Skills: Jump +8, Listen +6, and Spot +10
Advancement: 8-10 HD (Large); 11-21 HD (Huge)

Climate/Terrain: Temperate hills
Organization: Solitary, pair or pride (6-10)
Treasure: None

Source: Monster Manual

Pounce (Ex): If a griffon dives or leaps upon a foe during the first round of combat, it can make a full attack even if it has already taken a move action.

Rake (Ex): A griffon that pounces on an opponent can make two rake attacks (+8 melee) with its hind legs for 1d6+2 slashing damage each.

Skills: Griffons receive a +4 racial bonus to Jump checks. They also receive a +4 racial bonus to Spot checks in daylight.

Griffons prefer to pounce on their prey, either diving to the attack or leaping from above.

Faerûnian Random Encounters by Region and Locale