rule 34 5 fingers all fours anthro ass balls big balls big butt big muscles blush blush lines breath bubble butt canid canine canis daigo daigo character ejaculation erection fingers fluffy fluffy hair fluffy tail genitals hair hand on own penis hi res huge balls hyper hyper balls hyper genitalia lidded eyes line art looking at viewer looking back looking back at viewer male mammal motion lines multiple images muscular muscular anthro muscular male penis presenting presenting hindquarters simple background solo standing tail thick thighs white background wolf 7278581