FURVERT!

abstract_background animal_genitalia animal_penis anthro avian balls beak big_balls big_penis bird canine_genitalia canine_penis digital_media_(artwork)dripping duo equine_genitalia equine_penis feet foot_on_balls frottage gastropod genitals hi_res hug huge_balls huge_penis hugging_another hugging_penis hyper hyper_balls hyper_genitalia hyper_penis kentuckiyucki knot male male/male medial_ring mollusk oral penile penis penises_touching sex sheath simple_background sitting_on_balls sitting_on_own_balls sitting_on_tail size_difference slime slug smile sokob tail thick_tail thick_thighs tongue tongue_out wings