He is a home bird. He seldom takes part in the social events.

他老是呆在家里，很少出去参加社交活动。

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The bird continued flying and saw a lame duck help a little duck find the way back home.

小鸟继续飞，看到一只跛鸭在帮助一只小鸭子找回家的路。

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The bird continued flying and saw a lame duck help a little duck who got lost to find the way back home.

小鸟继续飞着，看到一只跛足的鸭子帮助了一只迷路的小鸭子找回家的路。

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The change lets it grow in a human respiratory tract, which is cooler than the virus' natural home: a bird's gastrointestinal tract.

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Of course, we can't help but be a bit skeptical about trying to control a child's eating habits at school only to return home for a bucket of the Dirty Bird on the couch with moms.

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Then the wing of a falcon nearly grazed my son's brow, and the questions flew: How do you train a bird of prey to come home?

WSJ: Learn Ancient Sports Around the World