FURVERT!

anatomically_correct anatomically_correct_genitalia anatomically_correct_penis anatomy animal_genitalia animal_penis anthro anus balls biological_illustration bodily_fluids brown_balls brown_sheath cum detached_sheath diagram ejaculation english_text erection feral genital_fluids genitals hi_res male mammal model_sheet mouse murid murine penis pink_sheath_slit realistic realistic_feral rodent sakyuaro sheath sheath_tuft tail_anus technical_illustration text the_more_you_know urethral_process white_balls white_sheath