Monarch butterfly migration帝王蝶迁徙
Monarch butterfly migration帝王蝶迁徙
Each autumn millions of orange monarch butterflies flutter up to 4,000 km from Canada and the USA to a few mountain forests in Mexico to escape the freezing winter.
每年秋天，数以百万计的橙色帝王蝶从加拿大和美国飞行多达4000公里，来到墨西哥的几片山林中过冬，躲避北方的严寒。
- Length长度
- 4,000 km4,000 千米
- Lives in栖息地
- Meadows of North America and fir forests of Mexico北美洲的草地和墨西哥的冷杉林
Fun fact趣味知识No single butterfly makes the whole round trip: it takes several generations, one after another, to fly back north.没有一只蝴蝶能完成整个往返旅程——要经过好几代蝴蝶接力，才能重新飞回北方。