FURVERT!

abs animal_genitalia animal_penis anthro anus backsack balls bottomless butt canid canine canine_genitalia canine_penis canis claws clothed clothing collar collar_only countershading distracting_watermark domestic_dog english_text erection fur genitals hi_res holding_knot holding_own_knot holding_own_penis holding_penis knot looking_at_viewer looking_up lying male mammal muscular muscular_anthro muscular_male nude on_side pawpads paws pecs penis penis_backwards presenting presenting_hindquarters raised_clothing raised_shirt raised_topwear red_body red_fur reol_(drawasriel)sheath shirt shirt_only solo spread_legs spreading standing tail text toe_claws tongue tongue_out topwear topwear_only umixign watermark white_body white_fur wolf