Rule 34 Dev - absurd_res animal_genitalia animal_penis anthro balls blue_eyes border_collie briarcollie canid canine canine_genitalia canine_penis canis claws collar collie domestic_dog erection feet fur genitals hair herding_dog hi_res holding_collar holding_object knot looking_at_viewer male mammal muscular muscular_anthro muscular_male nude pastoral_dog penis pink_penis sheath sheepdog simple_background smile solo tail teeth zempy3|10115453672