Armor Class 13
Hit Points 59 (7d10 + 21)
Speed 40 ft., climb 40 ft.
Skills Perception +3, Stealth +5
Senses darkvision 60 ft., passive Perception 13
Languages —
Challenge 4
Aggressive. As a bonus action, the girallon can move up to its speed toward a hostile creature that it can see.
Keen Smell. The girallon has advantage on Wisdom (Perception) checks that rely on smell.
Multiattack. The girallon makes five attacks: one with its bite and four with its claws.
Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., one creature. Hit: 7 (1d6 + 4) piercing damage.
Claw. Melee Weapon Attack: +6 to hit. reach 10 ft., one target. Hit: 7 (1d6 + 4) slashing damage.
Volo's Guide to Monsters, p. 152