But Sacral Agenesis (Caudal Regression Syndrome) and Sacrocaudal Dysgenesis, Bonsai's dual conditions, haven't managed to slow him down.
In June, Bonsai underwent a double amputation to remove the hind legs deemed useless.
And let us tell you, Bonsai's rocking it.
And Bonsai's getting by with a little help from a new friend.
And the two seem to be hitting it off:
And as if this wasn't enough cuteness for one day, there are even videos to watch Bonsai playing with toys in all his glory.