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The populations of bird species that breed in the Netherlands were more than 28 percent higher in 2023, on average

In the period from 1990 to 2017, the populations of 13 out of 20 breeding bird species typically found in cities has declined in urban areas.

Ice in winter has far-reaching consequences for the kingfisher population. Ice is in fact the kingfisher’s worst enemy, because, if ditches, pools and lakes are covered with ice, it cannot catch fish.