FURVERT!

2012 abs animal_genitalia animal_penis anthro athletic balls biceps biped black_balls black_bars black_body black_fur black_nose brown_body brown_fur butt canid canine canine_genitalia canine_penis canis chest_tuft claws crossed_arms domestic_dog english_text erection facial_piercing fangs flaccid foreskin fully_sheathed fur genitals glans green_eyes grey_body grey_fur grin humanoid_genitalia humanoid_penis hybrid_genitalia hybrid_penis knot knotted_humanoid_penis knotted_penis letterbox lip_piercing looking_at_viewer looking_back male mammal mastiff model_sheet molosser muscular muscular_anthro muscular_male nevarrio nude open_mouth pecs penis piercing pose presenting presenting_hindquarters red_foreskin red_glans red_penis rottweiler rousk_(artist)sheath side_view smile solo standing tan_body tan_fur teeth text toe_claws tongue tuft turnaround uncut_with_sheath