This post has not been vetted or endorsed by BuzzFeed's editorial staff. BuzzFeed Community is a place where anyone can create a post or quiz. Try making your own!Buzz·Posted on Feb 5, 2016We Know How Old You Are Based On Your Favorite KittenThis is science.by Nikki FrancoisCommunity ContributorLinkFacebookPinterestTwitterMail Did you know you can sign up for a BuzzFeed Community account and create your own BuzzFeed posts? Get started here!