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Inferring extinction from biological records: Were we too quick to write off Miss Waldron's Red Colobus Monkey (Piliocolobus badius waldronae)?

D. L. Roberts, Auteur ; A. C. Kitchener, Auteur

Dans Biological Conservation (128(2) MAR 2006)

We are now entering a time of immense environmental upheaval where experts are increasingly required to provide conservation assessments. Quantitative assessment of trends in species' range and abundance is costly, requiring extensive field stud[...]

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Article

Rediscovery of the Scottish polecat, Mustela putorius: Survival or reintroduction?

A. R. Solow, Auteur ; A. C. Kitchener, Auteur ; D. L. Roberts, Auteur ; J. D. S. Birks, Auteur

Dans Biological Conservation (128(4) APR 2006)

The recent rediscovery of the polecat (Mustela putorius) in Scotland has raised the question of whether the species has been present at low abundance all along or was covertly reintroduced. We assess the exceptionality of the recent sighting. Th[...]

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