FURVERT!

1:1 absurd_res amideo anthro anthro_on_anthro balls belly belly_expansion bernese_mountain_dog bernesealexxx biceps big_balls big_penis bodily_fluids body_hair canid canine canis chest_hair domestic_dog duo english_text erection expansion flexing genital_expansion genitals growth hairy hi_res huge_balls huge_penis hyper hyper_balls hyper_genitalia hyper_penis larger_male male male/male mammal meme molosser mountain_dog muscle_growth musclegut muscular muscular_male nipples no_nut_november obese open_mouth overweight overweight_male pecs penis penis_expansion size_difference smaller_male swiss_mountain_dog text thick_penis tongue tongue_out weight_gain