FURVERT!

animal_genitalia animal_penis anthro anus aramis-savra back_muscles backsack balls bernese_mountain_dog bernie_(demdoe)big_butt biped black_border blush bodily_fluids border brown_eyes butt canid canine canine_genitalia canine_penis canis digitigrade domestic_dog fluffy fluffy_tail fur genital_fluids genitals hair hi_res knot leaning leaning_forward looking_at_viewer male mammal molosser mountain_dog muscular muscular_anthro muscular_male pawpads penis pink_nose precum presenting presenting_hindquarters raised_tail smile solo spread_legs spreading swiss_mountain_dog tail