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Marc Kéry is a population ecologist with the Swiss Ornithological Institute and a courtesy professor at the University of Zürich. He is an expert in the estimation and modeling of abundance, distribution and species richness in animal and plant populations and has coauthored approximately 100 peer-reviewed articles and four books.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.