Ant, Giant
A thin, six-legged ant the size of a pony stands at the ready, its mandibles chittering and its stinger dripping with venom.

Giant Ant Drone (CR 3; XP 800)
N Medium vermin
Init +2; Senses darkvision 60 ft., scent; Perception +7
Defense
AC 19, touch 12, flat-footed 17
(+2 Dex, +7 natural)
hp 22 (2d8+13)
Fort +8, Ref +2, Will +3
Immune mind-affecting effects
Offense
Speed 50 ft., climb 20 ft., fly 30 ft. (average)
Melee bite +5 (1d6+4 plus grab), sting +5 (1d4+4 plus poison)
Statistics
Str 18, Dex 14, Con 21, Int —, Wis 17, Cha 15
Base Atk +1; CMB +5 (+9 grapple); CMD 17 (25 vs. trip)
Feats ToughnessB
Skills Climb +12, Fly +2, Perception +7, Survival +7; Racial Modifiers +4 Perception, +4 Survival
Ecology
Environment any
Organization solitary, pair, gang (3–6), or hive (7–18 plus 10–100 workers, 2–8 drones, and 1 queen)
Treasure none
Special Abilities
Poison (Ex) Sting—injury; save Fort DC 16; frequency 1/round for 4 rounds; effect 1d2 Str; cure 1 save

Giant ants are as industrious as their normal-sized kin. While their nests generally don't consist of thousands, their greatly increased size more than compensates.