FURVERT!

anthro anus backsack balls bdsm big_butt brain.putrefaction brown_body brown_fur butt canid canine detailed_background fox fur gag gagged genitals green_eyes hi_res male mammal medical medical_examination medical_play nude_anthro nude_male orange_body orange_fur presenting presenting_hindquarters rear_view ring_gag solo strapped strapped_down submissive submissive_anthro submissive_male thick_thighs white_body white_fur wide_hips