Sources
CR
Type
Size
Alignment
Movement

Wolf

Medium Beast, Unaligned

Armor Class 13 (natural armor)
Hit Points 11 (2d8 + 2)
Speed 40 ft.
STR
12
+1
DEX
15
+2
CON
12
+1
INT
3
-4
WIS
12
+1
CHA
6
-2
Skills Perception +3, Stealth +4
Senses passive Perception 13
Languages
Challenge 1/4 (50 XP)

Traits

Keen Hearing and Smell. The wolf has advantage on Wisdom (Perception) checks that rely on hearing or smell.

Pack Tactics. The wolf has advantage on an attack roll against a creature if at least one of the wolf's allies is within 5 feet of the creature and the ally isn't incapacitated.

Actions

Bite. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit:7 (2d4 + 2) piercing damage. If the target is a creature, it must succeed on a DC 11 Strength saving throw or be knocked prone.