anthro arms_behind_back breasts canine casidhevixen cowgirl_position cross_fox dashwood domination domme duo eye_contact eyewear female female_domination fox foxjump glasses greyscale hair lady_snakebite lying male mammal monochrome nude on_back on_top penetration sex silver_fox slash0x straddling straight submissive vaginal vaginal_penetration white_hair zeitgeist