Rule 34 Dev - animal_genitalia animal_penis anthro anthro_on_anthro balls bdsm blush bodily_fluids bondage border bound breasts canine_genitalia canine_penis clitoris collar cunnilingus dialogue dominant dominant_female dominant_prey drooling duo erection eyes_closed female genitals grey_background happy happy_sex interspecies knot larger_anthro larger_male larger_pet leash looking_up male male/female nipples nude open_mouth oral ownership penis petplay predator/prey pussy role_reversal roleplay saliva sex simple_background size_difference slightly_chubby small_dom_big_sub smaller_anthro smaller_female speech_bubble spiked_collar spikes submissive submissive_male submissive_predator text tongue tongue_out vaginal white_border yellow_eyes chewycuticle bovid canid canine canis caprine domestic_sheep mammal sheep wolf 2017 digital_media_(artwork) english_text shaded|6209460530