Mysterious Bird-Swing: Where Are All the Sparrows in Berlin?
4 Articles
4 Articles
Sparrows are local birds, which are closely bound to their habitat city and the proximity to humans. No wonder that Berlin was also the capital of sparrows. But conservationists are alarming in view of the declining numbers.
Small, cute, chirping: But in many big cities, there are significantly fewer house sparrows, better known as sparrows. Experts still puzzle about the cause.
The house sparrow has conquered the whole world as the cultural successor of man. In many places they are regarded as an invasive species. In Germany, of all places, the stock declines dramatically. Researchers have a suspicion.
Sparrows like to live in Berlin because of many muddy corners. But from there they gradually disappear. The reason is so far unclearThe house sparrow – often simply called sparrow – has not been doing well for a long time. However, for some years the biologist Jörg Böhner has observed a disturbing development in Berlin: the number of house sparrows has shrunk immensely. "It is now about 70 percent lower than in 2021." The Nature Conservation Ass…
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