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“Bird Brain” No Longer an Insult

“Birds can perform amazing tasks beyond the reach of cats and dogs,” begins an article in the BBC News.  So pay a little respect.  You can still call your boss a bird brain, but had better quickly explain why that is a compliment.  See also the longer article on MSNBC News.     In a […]

Bird Studies Overthrow Evolutionary Assumptions About Population Genetics

The assumption was that gene flow homogenized a population, and selection diversified it.  But now, two studies in Nature1,2 of an English songbird called the great tit, Parus major, carried on for decades, has shown that differences between closely-associated populations can persist in spite of homogenizing gene flow.  Garant et al. explain the significance of […]
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