FURVERT!

1:1 aaron_(artist)abs anthro athletic athletic_anthro athletic_male avian balls beak bernard_(aaron)bernese_mountain_dog big_balls big_penis bird bodily_fluids border bulge canid canine canis clothed clothing domestic_dog duo exclamation_point genital_fluids genitals hi_res huge_penis hyper inside leaking_precum locker_room looking_down looking_down_at_partner male male/male mammal molosser mountain_dog muscular muscular_anthro muscular_male nipples noc_(aaron)non-mammal_balls non-mammal_nipples nude owl partially_clothed pecs penis precum sitting size_difference swiss_mountain_dog thick_penis true_owl underwear underwear_only vein veiny_penis white_border