Rule 34 Dev - 1boy 4_toes 5_fingers animal_genitalia animal_penis anthro arms_behind balls black_body blindfold bondage bound canid canine canine_penis canis erection fingers fist fur furry genitals green_body green_fur hands_tied hi_res kneeling knot licking licking_lips male male_only mammal penis shepy_vilkavos silver_markings solo solo_focus solo_male toes tongue tongue_out wolf worm_glrl|4330372640