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Avian squatters at the end of Europe

10,000 Birds

The Cuckoo Cuculus canorus has a bad reputation because of its habit of laying its eggs on the nests of other birds, who then raise their young. But in south-west Europe there is a bird that kicks out the sitting tenants and takes over the nest altogether. Curiously, they also breed in Iberia today. White-rumped Swift in flight.

Europe 286