This remarkable discovery sheds light on how these birds, representing over half of all bird species, manage to embark on long and perilous journeys in search of food as winter’s chill descends.
Whether they are flying from the northern reaches of the planet to the southern hemisphere or from one continent to another, their determination is unwavering.
What’s truly mind-boggling is that, even when their destination lies on land, many birds opt to take the most direct route, even if it means traversing large bodies of water.