FURVERT!

animal_genitalia animal_penis anthro balls big_penis bodily_fluids breasts butt canid canine canine_genitalia canine_penis canis chest_tuft claws deer digitigrade drooling duo erection female genitals hi_res imminent_sex knot larger_male larger_pred male male/female mammal monochrome muscular muscular_male open_mouth penis predator/prey saliva schmutzo sheath size_difference slim smaller_female surprised teeth tongue tongue_out tuft wide_eyed wolf