Migration is the most dangerous time of a bird’s life. Not all birds migrate, but those who do often face daunting flights and disruptions along their routes. Nothing is certain. And the longer the flight, the more arduous and event-filled it can be. This article by Birdlife International tells the stories of seven birds whose journeys test their mettle – including those who make non-stop flights across the Pacific Ocean, uber high altitude mountain-topping flights, and the longest migration in the world – 56,000 miles – every single year. Some of the many reasons that birds are truly amazing!