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SUPER SCIENCE

Sleeping while flying

作者:TEENS
Aa
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信天翁能一边飞行一边睡觉!

The albatross (信天翁) is one of the largest flying birds. They fly in the air for months without landing (降落) on the ground. They can fly about 800 km in a day and circle (绕行) Earth in 46 days! They sometimes even sleep while flying.

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