Populations of common bird species have declined in Europe in the past 30 years, but some rarer birds have increased in numbers, say the University of Exeter, the RSPB and the Pan-European Common Bird Monitoring Scheme (PECBMS).
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Populations of common bird species have declined in Europe in the past 30 years, but some rarer birds have increased in numbers, say the University of Exeter, the RSPB and the Pan-European Common Bird Monitoring Scheme (PECBMS).
More...