FURVERT!

1:1 2017 5_fingers 5_toes anthro anus balls butt canid canine canis censored claws domestic_dog ekumaru erection feet fingers genitals holding_butt humanoid_genitalia humanoid_penis legs_up lying male mammal molosser mountain_dog nude on_back pawpads penis presenting presenting_anus saint_bernard simple_background slightly_chubby soles solo spread_butt spread_legs spreading toe_claws toes vein veiny_penis