Rule 34 Dev - abs absurd_res anthro balls biceps canid canine canis casual_erection casual_nudity domestic_dog erection fur genitals hi_res humanoid_genitalia humanoid_penis male mammal manly muscular muscular_anthro muscular_male navel nipples nnknwnn_(artist) nude obliques pecs penis serratus simple_background solo tail|11274575784