FURVERT!

anal anal_masturbation anal_penetration bdsm bondage bound canid canine canis dildo domestic_dog engineskye erection eyewear feral genitals german_shepherd goggles herding_dog male mammal masturbation muzzle_(object)muzzled pastoral_dog penetration penile penile_masturbation penis restraints sex_toy solo spread_legs spreader_bar spreading straps submissive submissive_male tail toying_self vibrator vibrator_on_penis