Long-eared owls spend most of the year as a solitary species. But in winter they stay together in groups of up to 200. The visible parts of their ears are merely decorative: they have no purpose.
短语 wise old owl 可形容一位有智慧的、生活经验丰富的人。
My English teacher was a wise old owl. He told me that I shouldn't give up on things when they don't work the first time.
Mary saved 20% of her salary for her retirement. She was a wise old owl.
Night owl 的意思是喜欢熬夜的人、夜猫子。
Bob is a night owl. He never goes to bed before 3am.