Medium Beast, Unaligned
Traits
Pack Tactics. The wolf has Advantage on attack rolls against a creature if at least one of the wolf's allies is within 5 feet of the creature and the ally doesn't have the Incapacitated condition.
Actions
Bite. Melee Attack Roll: +4, reach 5 ft. Hit: 5 (1d6 + 2) Piercing damage. If the target is a Medium or smaller creature, it has the Prone condition.
Found on p.373 of MM2025 (Free Rules)