FURVERT!

2:1 anal anal_penetration anthro anus athletic athletic_anthro athletic_male ball_grab balls big_balls big_butt big_penis blush bodily_fluids butt canid canine canis castbound claws clothing container countershading cup dialogue domestic_dog dripping duo english_text erection felid feline foreskin from_front_position genital_fluids genitals hair handjob hi_res holding_container holding_cup holding_object huge_balls huge_penis humanoid_genitalia humanoid_penis licking long_penis lynx male male/male male_penetrated male_penetrating male_penetrating_male mammal mating_press neck_lick nipples nude partial_penetration penetration penile penile_spines penis penis_grab precum precum_drip precum_string red_hair retracted_foreskin russell_(castbound)sex smile tail tail_motion tailwag text thick_penis tongue tongue_out underwear vein veiny_penis