rule 34 anal animal genitalia animal penis anthro balls being watched belly blush big dom small sub biped blue body blue fur blue hair blue penis blue tongue blush bodily fluids body blush border collie canid canine canine genitalia canine penis canis clenched teeth closed eyes collar collie dipstick ears domestic dominant drooling erection floppy ears fur genitals hair herding hi res holding arms knot looking at another looking back male malemale mammal moon multicolored ears muscular night pastoral penetration penis penis size difference pink collar pup supersonicsoup purple body purple fur red penis saliva sheath sheep size difference smile standing stomach bulge supersonicsoup teeth tongue tongue out were werecanid werecanine werewolf white body white fur 9006820