FURVERT!

ambiguous_gender animal_genitalia animal_penis avian bird bodily_fluids canid canine_genitalia canine_penis cloaca cloacal cloacal_knotting cloacal_penetration corvid cum cum_inside duo einin erection feral feral_penetrated genital_fluids genitals hi_res huge_penetration intersex intersex/male interspecies knot knot_root knotted_penis knotting male mammal oscine passerine penetration penile penile_penetration penis