FURVERT!

4_toes animal_genitalia animal_penis anthro balls biped black_background border_collie canid canine canine_genitalia canine_penis canis collie digital_media_(artwork)digitigrade domestic_dog erection feet fur furniture genitals hair herding_dog hi_res kingrusty knot knot_in_sheath looking_at_viewer loose_feather male mammal multi_nipple nipples nude pastoral_dog pawpads paws penis penis_tip quill scroll sheath sheepdog shilohsmilodon simple_background sitting smile solo stool toes