Animals·Posted on Feb 7, 201515 Reasons Your Brother Is Also Your Best FriendBirds of a feather...by Sami MainBuzzFeed StaffLinkFacebookPinterestTwitterMail 1. You never criticize each other's clothing choices. View this photo on Instagram 2. You don't hold hard feelings after a lil spat. View this photo on Instagram 3. If you happen to nap in a compromising position, he'll be right alongside you. View this photo on Instagram 4. He'll totally share embarrassing baby photos of you, but only because he knows you'd do the same right back. View this photo on Instagram 5. No question is ever too dumb to ask him. View this photo on Instagram 6. You both know when each other needs a little quiet, private time. View this photo on Instagram 7. Even though the process can be hard, you eventually learn that sharing is caring. View this photo on Instagram 8. He'll always have your back, no matter what. View this photo on Instagram 9. You have someone who'll give you an honest opinion on your butt. View this photo on Instagram 10. You learned your sleeping technique from him, and it's reaaaaal comfy. View this photo on Instagram 11. You've become experts at posing in family photos together... View this photo on Instagram 12. ...especially around the holidays. View this photo on Instagram 13. If you're nervous while getting ready for a date, he'll totally help you out with a pep talk. View this photo on Instagram 14. No one pulls better pranks against your parents than you two. View this photo on Instagram 15. He knows when to gently tell you to "just shut up." View this photo on Instagram Can’t get enough cats? Sign up for BuzzFeed’s “This Week in Cats” newsletter and you’ll get all the cutest kitty news every Friday!