Encounters by Locale: Cormyrean Marshes - The Farseas Marsh

Giant Bee (CR 1/2)

Medium Vermin
Alignment: Always Neutral
Initiative: +2 (Dex); Senses: darkvision 60 ft. and Spot +5


AC: 14 (+2 Dex, +2 natural), touch 12, flat-footed 12
Hit Dice: 3d8 (13 hp)
Fort +3, Ref +3, Will +2
Speed: 20 ft., fly 80 ft., (good)
Space: 5 ft./5 ft.
Base Attack +2; Grapple +2
Attack: Sting +2 melee
Full Attack: Sting +2 melee
Damage: Sting 1d4 and poison
Special Attacks: Poison
Abilities: Str 11, Dex 14, Con 11, Int -, Wis 12, Cha 9
Special Qualities: vermin
Feats: -
Skills: Spot +5 and Survival +1*
Advancement: 4-6 HD (Medium-size); 7-9 HD (Large)
Climate/Terrain: Temperate plains
Organization: Solitary, swarm (2-5), or hive (11-20)
Treasure: None

Source: Monster Manual

Although they are many times larger, growing to a length of about 5 feet, giant bees behave generally the same as their smaller cousins.

Faerûnian Random Encounters by Region and Locale