FURVERT!

animal_genitalia anthro balls biceps big_balls big_muscles big_penis border_collie canid canine canis chest_tuft claws clothed clothing collie daigo domestic_dog duo erection eyes_closed filut fishnet_clothing fondling fur genitals hair herding_dog hi_res humanoid_genitalia humanoid_penis larger_male male male/male mammal monochrome muscular muscular_male pastoral_dog pecs penis pose presenting sheath sheepdog size_difference sketch smaller_male standing thick_penis toe_claws topless tuft vein veiny_penis