Rule 34 Dev - anthro anus anus_focus balls big_anus big_balls bodily_fluids butt fangs gaping gaping_anus genitals huge_anus looking_at_viewer lying male musk musky_butt on_back pecs penis presenting presenting_anus puffy_anus smile smiling_at_viewer solo sweat sweaty_anus sweaty_butt teeth haps gausswolf canid canine canis mammal wolf hi_res|20169160830