rule 34 2022 abs animal genitalia animal penis anthro balls biped black balls black body black fur canid canine canine penis clothing clothing aside digital media artwork erection fur genitals harness hi res inside knot looking at viewer male mammal multicolored body multicolored fur muscular muscular anthro muscular male nipples nozomyarts pecs penis sitting solo two tone body two tone fur underwear underwear aside white body white fur 5669969