Rule 34 Dev - air_inflation animal_genitalia animal_penis anthro balls belly belly_inflation big_belly big_penis blowing_up bodily_fluids bulge canine_genitalia canine_penis close_to_bursting cum digitigrade ejaculation erection fur gauge genital_fluids genitals growth hose hose_inflation inflation knot leaning lying male muscle_growth muscular muscular_anthro muscular_male pecs penis pump solo stretching thought_bubble tongue tongue_out fullbodywolf tek canid canine canis mammal wolf absurd_res black_and_white hi_res monochrome|9793197330