Rule 34 Dev - anthro arms_tied balls big_balls big_penis black_hair blue_eyes bondage bound bovid bovine cattle dialogue ear_piercing ear_tag fur genitals hair half-erect hands_behind_back heart_eyes heart_symbol hi_res horn looking_at_viewer male male_only mammal muscular muscular_anthro muscular_male muzzle_(object) muzzled nipples penis piercing pubes sitting solo speech_bubble white_body white_fur yonsia|12049872192