Armor Class 13 (natural armor)
Hit Points 34 (7d10 + 21)
Speed 40 ft.
Skills Perception +3
Damage Immunities poison, psychic
Condition Immunities blinded, charmed, deafened, exhaustion, frightened, paralyzed, petrified, poisoned
Senses darkvision 60 ft., passive Perception 13
Languages Common
Challenge 3
Keen Sight and Smell. Billy Beaver has advantage on Wisdom (Perception) checks that rely on sight or smell.
Beak. Melee Weapon Attack: +7 to hit, reach 5 ft., one creature. Hit: 10 (1d10 + 5) piercing damage.
RMBRE, p. 27