These High-Flying Geese Are 'the Astronauts of the Bird World' - The New York Times
Geese Fly Together | National Geographic - YouTube
The trans-Himalayan flights of bar-headed geese (Anser indicus) | PNAS
Birds cross Himalayas | The Why Files
The paradox of extreme high-altitude migration in bar-headed geese Anser indicus | Proceedings of the Royal Society B: Biological Sciences
Birds cross Himalayas | The Why Files
Flock of bar-headed geese arrives at Point Calimere sanctuary
Which is the bird that can fly in the highest altitude in the world? How can it fly in high altitudes? - Quora
Writer's Workshop Pamela J. Hines Senior Editor - ppt download
Birds cross Himalayas | The Why Files
Birds cross Himalayas | The Why Files
Geese ride airborne "roller coaster" in migration across Himalayas - CBS News
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These High-Flying Geese Are 'the Astronauts of the Bird World' - The New York Times
The paradox of extreme high-altitude migration in bar-headed geese Anser indicus | Proceedings of the Royal Society B: Biological Sciences
The high flyers – DW – 09/11/2017
Bar-headed geese: Highest bird migration tracked - BBC News
Birds cross Himalayas | The Why Files
Birds cross Himalayas | The Why Files
The paradox of extreme high-altitude migration in bar-headed geese Anser indicus | Proceedings of the Royal Society B: Biological Sciences
How Bar-Headed Geese Fly Over the Himalayas | Audubon
The high flyers – DW – 09/11/2017
Extreme Migration: Geese Hug the Himalayas - The New York Times
