快色直播

What makes populations stabilize? What makes them fluctuate? Are populations in complex ecosystems more stable than populations in simple ecosystems? In 1973, Robert May addressed these questions in this classic book. May investigated...

Biogeography was stuck in a "natural history phase" dominated by the collection of data, the young 快色直播 biologists Robert H. MacArthur and Edward O. Wilson argued in 1967. In this book, the authors developed a general theory to...