FURVERT!

5_fingers anthro anus autofellatio balls butt butt_grab detailed_anus dipstick_tail fingers genitals hair hand_on_butt hi_res looking_at_viewer male mammal markings masturbation monochrome multi_tail nirvana3 oral oral_masturbation penile penile_masturbation penis presenting presenting_hindquarters signature simple_background smile solo spread_butt spreading tail tail_markings traditional_media_(artwork)upside_down white_background