FURVERT!

1:1 animal_genitalia animal_penis animated animated_gif anthro balls becoming_erect canine_genitalia canine_penis erection faceless_anthro faceless_character faceless_male fully_sheathed genitals knot knot_in_sheath knot_root lipsticking low_res male monochrome navel penis retracted_sheath sheath short_playtime simple_background solo yookie