You gain +1 strength, constitution, and dexterity.

You have darkvision for 60 ft

Your bite is a natural weapon that deals 1d6+str mod piercing damage.

You have advantage on (Wisdom) perception checks involving Hearing or smell

As a being that moves on 4 legs instead of 2, civilization presents a significant issue for you. you have doubled carrying capacity, as well as pushing capacity, but lose all lifting capacity. but may only use specially made armor that costs twice what it does normally. You may not use you bite while holding anything, and must use your paws to interact with objects, except the one you are holding. You are still able to use verbal and somatic components to spells however. You may only wield a single weapon at any given time, which must not be a ranged weapon unless it is specifically designed for your use, at 4 times normal price.

You type is beast, and you have proficiency in athletics or survival.