Giant Ant

Keen Smell. The giant ant has advantage on Wisdom (Perception) checks that rely on smell.

Multiattack. The giant ant makes one Bite attack and one Sting attack.

Bite. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 6 (1d8 + 2) bludgeoning damage, and the target is grappled (escape DC 12). Until this grapple ends, the target is restrained, and the giant ant can't Bite a different target.

Sting. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 6 (1d8 + 2) piercing damage. The target must make a DC 12 Constitution saving throw, taking 11 (2d10) poison damage on a failed save, or half as much damage on a successful one.