Charting the Possible Evolution of Same-Sex Liaisons
Same - sexuality sexual behaviorhas acquire multiple time in various animals , including mammals , birds , Pisces , and even insects . Researchers are increasingly happen that the understanding such behaviors develop are as wide-ranging as the animals themselves . The always excellentNew Scientisthas an article synthesizing much of the enquiry into same - sex sexual behavior in animal and the potential evolutionary explanation . They address with University of California evolutionary biologists Marlene Zuk and Nathan Bailey , who recently published a paper examine same - sex behavior in various species ....