Rule 34 Dev - abs anthro belt biceps body_hair bottomwear chest_hair chest_tuft clothing countershading fur male muscular muscular_anthro muscular_male nipples pecs presenting_crotch red_body red_fur teacher tuft chung0_0 knights_college diederich_olsen canid canine mammal 2021 digital_media_(artwork) hi_res|13598428480