FURVERT!

1:1 absurd_res all_fours anal anal_knotting anal_penetration animal_genitalia animal_penis anthro balls bodily_fluids canid canine canine_genitalia canine_penis dewclawpaw dominant duo erection genitals greyscale hi_res humanoid humanoid_on_anthro hybrid knot knotting male male/male male_penetrated male_penetrating male_penetrating_male mammal monochrome penetration penis questionable_consent sex tears vein veiny_penis