Raven

Mimicry. The raven can imitate sounds it hears frequently, such as a simple phrase or an animal noise. Recognizing the sounds as imitation requires a DC 10 Insight check.

Beak. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 1 piercing damage. If this damage would reduce a Small or larger target to 0 hit points the target takes no damage from this attack.