FURVERT!

animal_genitalia anus balls black_body black_claws black_fur butt by_dream claws dragon erection feral fluffy fluffy_tail fur furred_dragon furred_scalie genitals grey_body grey_fur heterochromia hi_res horn knot male male_feral membrane_(anatomy)membranous_wings mythological_creature mythological_scalie mythology pawpads penis perineum pink_anus pink_knot pink_pawpads pink_penis scalie sheath solo tail white_body white_fur white_horn wings