FURVERT!

2015 anal anal_masturbation anal_penetration anthro autofellatio backsack balls bdsm blue_border border butt buttplug canid canine collar cuff_(restraint)dark_border digital_media_(artwork)erection eyebrows flexible folded genitals hands_on_legs hands_on_own_legs holding_both_legs holding_legs_back katai leash legs_back line_art looking_at_viewer male mammal masturbation nude oral oral_masturbation penetration penile penile_masturbation penis plug_(sex_toy)raised_tail rear_view restraints sex_toy shackles shoulder_stand signature solo submissive submissive_male tail toying_self wrist_cuffs