rule 34 abstract background adastra adastra series age difference amicus adastra anal anthro anus ass ass in face balls beard black nose blue eyes bruised canid canine canis cato adastra censor bar duo echo project facial hair fur genitals grey eyes hand on butt hi res looking back male malemale mammal multicolored body multicolored fur muscular muscular anthro muscular male nose to anus nude oral rimming sex smile sniffing sniffing anus spread butt spreading top knot two tone body two tone fur video games visual novel wolf yukikazefactory 6945284