Rule 34 Dev - 1boy 2020 abs anthro balls biceps black_and_white bugbear chest_fur claws erection exposurebucks finger_claws fur genitals hi_res humanoid male male_focus male_only monochrome musclegut muscular muscular_anthro muscular_male nipples nude pecs penis photo portrait pubes quads simple_background sketch solo solo_male standing three-quarter_portrait triceps white_background|4720033008