FURVERT!

abs absurd_res animal_genitalia animal_penis anthro armpit_hair balls balls_outline barely_contained barely_contained_penis barely_visible_balls barely_visible_genitalia barely_visible_penis barely_visible_sheath big_penis black_body black_fur blurred_background body_hair border_collie bulge canid canine canine_genitalia canine_penis canis cheitan clothing collie detailed_background detailed_bulge domestic_dog erection erection_in_underwear fur genital_outline genitals grin grinning_at_viewer hair hair_over_eye hands_behind_head harness herding_dog hi_res ineffective_clothing jockstrap knot knotted_penis locker locker_room male male_anthro mammal multicolored_body muscular muscular_anthro muscular_male nipples obliques pastoral_dog pecs penis red_body red_fur retracted_sheath serratus sheath sheepdog smile smiling_at_viewer solo standing tenting tofuzinn underwear vein veiny_penis white_balls white_body white_fur white_sheath yellow_eyes