FURVERT!

2d_animation animated animated_gif anthro balls big_balls big_penis blush blush_lines bodily_fluids bouncing_balls breath clothing digital_drawing_(artwork)digital_media_(artwork)echidna erection footwear foreskin frame_by_frame fur genitals glans gloves half-closed_eyes handwear hi_res hpyononyo humanoid_genitalia humanoid_penis knuckles_the_echidna lying male mammal markings masturbation monotreme muscular muscular_anthro muscular_male narrowed_eyes on_back open_mouth panting penetration penile penile_masturbation penile_penetration penis pink_glans red_body red_fur sega shoes short_playtime simple_background solo sonic_the_hedgehog_(series)spiked_gloves spikes spread_legs spreading sweat sweatdrop thrusting watermark white_background white_clothing white_footwear white_gloves white_handwear white_markings white_penis white_shoes