All Bunnies have proficiency in the Perception skill. In addition, you have advantage on all Perception checks that involve hearing.

You can use your Dexterity score in place of your Strength score for all Athletics checks

Bunnies have extremely powerful leg muscles. You can use your Dexterity score in place of your Strength score in regards to jumping

Bunnies cannot eat meat. If you do so you must make a DC 15 Constitution saving throw or be poisoned until you take a long rest