FURVERT!

4_toes absurd_res anthro anus backsack balls body_writing butt canid canine claws clothing english_text feet from_behind_position frostbone genitals hi_res jockstrap looking_back luka_(surturthewolflord)male mammal maned_wolf pawpads paws perineum presenting presenting_hindquarters raised_tail sex soles solo spreading tail tally_marks text toe_claws toes underwear western_tally_marks writing_on_butt