Rule 34 Dev - belly bodily_fluids bovid bovine cattle closed_eyes curtis_wuedti digital_drawing_(artwork) digital_media_(artwork) ejaculation erection foreskin fur genital_fluids genitals glans hair holding_magazine horn inside male_only mammal masturbation motion_lines navel nipples penile penile_masturbation penis precum sitting sweat tongue tongue_out|12594934560