FURVERT!

absurd_res anthro anus big_bulge big_butt big_penis bottomwear bulge butt clothed clothing cyaturus_(artist)digital_media_(artwork)english_text eulipotyphlan feet genitals hedgehog hi_res huge_bulge humanoid_feet jockstrap jockstrap_only legs_back legs_in_air legs_up looking_at_viewer lying male mammal on_back penis plantigrade sega simple_background solo sonic_the_hedgehog sonic_the_hedgehog_(series)stretching tailless text topless underwear underwear_only