You gain proficiency in the Animal Handling skill.

You ignore difficult terrain related to rocky terrain, and you have advantage on Strength (Athletics) checks made to climb rocks.

You gain proficiency with hand crossbows and light crossbows. When making an attack roll against a vampire, human, or werewolf with a crossbow weapon, you can score a critical hit on a natural 19 roll.

 Your Con ability score increases by 2 and Str ability increases by 1.

Humans reach adulthood in their late teens and live less than a century.

 Humans tend toward no particular alignment. The best and the worst are found among them.

Humans vary widely in height and build, from barely 5 feet to well over 6 feet tall. Regardless of your position in that range, your size is Medium.

Your base walking speed is 30 feet.