Is it a bird? Is it a plane? Just birds actually, migrating ones. They’re gradually returning from their winter cabins flying in V and 1 formations. This year, we were only halfway through winter when the first ones arrived, but the German Nature Conservation Society (NABU) said this was “not unusual" and happened last year too. Why are some migratory birds returning so early? We hate to disappoint you: It doesn’t mean that spring is almost just around the corner. The reason for the early return is that the hatchery is first-come-first-served, so nobody wants to get there late, and if winter comes back the cranes can move to warmer climes in a few days. However, researchers at the Max Planck Institute for Ornithology have also found that long-distance migrations are going out of fashion. As birds become more comfortable with the changing climate, they shorten their travel distance and adapt their destinations. Read more: China builds first ‘bird airport’ to attract feathered friends They have conducted a large-scale experiment over the years with more than 3000 Eurasian blackcaps. The scientists’ study has shown that the genetically determined migratory urge of birds or the so-called migratory restlessness changes and that migratory birds… Read full this story
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