FURVERT!

anthro anus ass_up ball balls bedroom_eyes brown_body brown_eyes canid canine canis countershading cropped_ears digitigrade domestic_dog erection exercise_ball genitals humanoid_genitalia humanoid_penis looking_at_viewer looking_back male mammal narrowed_eyes nsix nub_tail penis perineum pit_bull raised_tail scut_tail seductive short_tail smile solo tail tail_anus yellow_body yellow_countershading