Bite

Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 13 (2d10 + 2) piercing damage.

Poison Breath (Recharge 5-6)

The dragon exhales poisonous gas in a 15-foot cone. Each creature in that area makes a DC 11 Constitution saving throw taking 14 (4d6) poison damage on a failed save or half damage on a success.