animal_genitalia animal_penis anus blue_body bodily_fluids cloven_hooves dock_(anatomy) feral genital_fluids genitals hooves leaking_precum looking_at_viewer male medial_ring penis precum smooth_skin solo tapering_penis wet wet_body nonimousmate cervid hybrid mammal marine hi_res
I found that when trying to mix different species/concepts "hybrid" helps a lot for the prompt.