FURVERT!

animal_genitalia animal_penis anthro anthro_on_anthro border_collie cam_collins canid canine canis collie comic_sans detached_sheath dialogue domestic_dog duo english_text foreskin fully_sheathed genitals half-erect herding_dog humanoid_genitalia humanoid_penis hybrid_genitalia hybrid_penis interspecies knot knot_in_sheath knotted_humanoid_penis knotted_penis male male/male mammal monochrome partially_retracted_foreskin pastoral_dog penis pubes sex sheath sheathed_humanoid_penis sheepdog simple_background speech_bubble tail text url white_background wolfblade