FURVERT!

abs anthro anus balls blue_background blue_body blush bodily_fluids butt canid canine canis foreskin genitals grin half-closed_eyes humanoid_genitalia humanoid_penis lactating male male_lactation mammal muscular muscular_male narrowed_eyes nude penis reclining retracted_foreskin shadow_dua_xl signature simple_background sitting smile solo spread_butt spreading vein veiny_penis wolf