A Bird That Cannot Fly?

2 A Bird That Cannot Fly? Most birds fly. But not all birds. Do you know the ostrich? It's the biggest bird on the Earth. It stands three metres tall and is 150 kilograms in weight. Yes, an ostrich is a bird, but it cannot fly. Why can't it fly? Its wings are too small. It does not need to fly. It can run fast. t runs 60 kilometres per hour. That's fast! Who needs to fly when you can run that fast?

一只不会飞的鸟? 大多数鸟都会飞。但不是所有的鸟。 你知道鸵鸟吗?它是地球上最大的鸟。它高3米，重150公斤。是的，鸵鸟是一种鸟，但它不会飞。 为什么它不能飞?它的翅膀太小了。它不需要飞起来。它跑得很快。T每小时跑60公里。这就是快! 你跑得那么快，谁还需要飞?

Ready, set, go!

准备好了,走吧!