Rule 34 Dev - 1boy ai_generated animal_ears anthro arm_behind_head balls beastars big_balls big_penis big_testicles canine english_text erection feet_out_of_frame furry furry_male legoshi_(beastars) looking_at_viewer male male_only muscular muscular_anthro muscular_male penis sharp_teeth solo tail teeth testicles wolf|13677497696