Since i’m tired of people not knowing this.
YES and asshole can lubricate itself through sexual stimulation in varying degrees. This is something you find out if you have enough sexual partners or if you research the subject matter in the simplest of ways.
YES. AN ASS CAN GET “WET”
Also just to save you another one. You can take a dick up your ass, be sexually aroused, and NOT have an erection. It’s believed blood flow is diverted to the anus region due to increase activity there.