FURVERT!

animal_genitalia animal_penis artyom_(duke-jarnunvosk)bodily_fluids crawling dragonnetstorm drooling equine_genitalia equine_penis erection genital_fluids genitals hybrid_genitalia hybrid_penis knot knotted_equine_penis knotted_penis machine male mechanical_penis metal_penis multi_genitalia penis precum saliva solo synthetic