Rule 34 Dev - 2015 abs animal_genitalia anthro anus ass backsack balls biceps blue_eyes border_collie buckley canine claws collie dragon duo eegzor erection fellatio floppy_ears fur grin hi_res horn howlfeiwolf knot licking lube male mammal multicolored_penis muscular muscular_male nude open_mouth oral pecs penis precum reptile saliva scalie sex smile teeth toe_claws tongue tongue_out triceps two_tone_penis wings yaoi young|2104467784