FURVERT!

2013 anthro balls big_balls big_balls_small_penis black_body black_fur clothed clothing coat disproportionate_genitalia erection fur genitals lab_coat lab_coat_only looking_at_viewer male male_anthro mammal murid murine open_clothing open_lab_coat partially_clothed_anthro partially_clothed_male penis rat red_eyes rodent seriayne signature simple_background small_penis smile smiling_at_viewer solo standing topwear ysoki