緑啄木鳥 あおげら アオゲラ Japanese green woodpecker (Picus awokera); Japanese woodpecker; wavy-bellied woodpecker n uk Advanced ➥
立つ鳥跡を濁さず たつとりあとをにごさず it is simply common courtesy to clean up after yourself; a bird does not foul the nest it is about to leave; on leaving a place one should see that all is in good order exp proverb Advanced ➥