Rule 34 Dev - anthro balls belly big_pecs breath bulge canid canine canis checkerboard chess comic cuddling duo gay genitals hi_res humor juano k.o. male male/male mammal moan muscular muscular_anthro muscular_male panting pecs penetration penis russian_text sergei_(juano) size_difference sleeping speech_bubble text thrust_lines wolf zil_(zilch1998)|9645650352