n medium animal 

Perception +7; darkvision, scent (imprecise) 30 feet

Skills Athletics +8, Survival +7

Str +4 Dex +1 Con +4 Int -5 Wis +1 Cha -4

AC  18; Fort +10, Ref +7, Will +5

HP 30

Speed 40 feet, climb 20 feet

Melee [>] mandibles +11, Damage 1d8+4 slashing plus Grab

Melee [>] stinger +11 (agile), Damage 1d6+4 piercing plus giant ant venom

Giant Ant Venom (poison) Saving Throw DC 18 Fortitude; Maximum Duration 4 rounds; Stage 1 1d8 poison and enfeebled 1 (1 round); Stage 2 1d10 poison and enfeebled 2 (1 round); Stage 3 1d12 poison and enfeebled 3 (1 round)

Haul Away [>] Requirements The giant ant has a Large or smaller creature grabbed; Effect The giant ant Strides up to its full Speed, carrying the grabbed creature with it. It is encumbered if the grabbed creature is Medium or larger.

Bestiary 2, page 20.