FURVERT!

3:4 anthro back_quills balls crest_the_hedgehog erection eulipotyphlan feet fur genitals green_body green_fur hedgehog hi_res male mammal masturbation multicolored_body multicolored_fur nude open_mouth prismanoodle quill_hair quills_(anatomy)sega simple_background soles solo sonic_the_hedgehog_(series)two_tone_body two_tone_fur