FURVERT!

1:1 2d_animation abdominal_bulge abs animated animated_gif anthro balls big_balls big_knot big_penis breasts canid canine canis domestic_dog duo female genitals huge_penis knot low_res lying male male/female mammal muscular muscular_male on_back penetration penis sex short_playtime size_difference table_lotus_position vaginal vaginal_penetration xvii_(artist)