Rule 34 Dev - all_fours anthro avian balls bird blush bugs_bunny daffy_duck duck erection feathers furry half-closed_eyes lagomorph licking looney_tunes male male_only mammal open_mouth oral penis penis_lick rabbit sex simple_background sitting soft_feathers sound_effects sweat tongue tongue_out vein veiny_penis warner_brothers yaoi zehn|2548917504