FURVERT!

4_toes all_fours animal_genitalia animal_penis anthro anus backsack balls biceps biped black_penis brown_body brown_fur butt canid canine canine_genitalia canine_penis canis claws erection fangs feet fur genitals kneeling knot looking_at_viewer male mammal muscular muscular_anthro muscular_male nude paws penis presenting presenting_hindquarters raised_tail red_eyes saneon solo tail teeth toe_claws toes wolf