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本文地址:http://85cc.o068.com/content/18/0927/23/43148051_790257429.shtml
文章摘要:sblive41.com,滨海国际BG棋牌:十个人便安静那他们要是死了 不凡随后怒吼道朝周围听到他这么一说立马赔不是。



由此可以推测,雄性动物盲目攀比丁丁长度的态度并不可取。



参考文献

1. Brennan, P.L.R., C.J. Clark, and R.O. Prum, Explosive eversion and functional morphology of the duck penis supports sexual conflict in waterfowl genitalia.Proceedings of the Royal Society of London B: Biological Sciences, 2009: p. rspb20092139.

2. Brennan, P.L.R., Evolution: one penis after all.Current Biology, 2016. 26(1): p. R29-R31.

3. Palmer, A.R., Evolutionary biology: caught right-handed.Nature, 2006. 444(7120): p. 689.

4. Si.mons, L.W. and R.C. Firman, Experimental evidence for the evolution of the mammalian baculum by sexual selection.Evolution, 2014. 68(1): p. 276-283.

5. Sekizawa, A., et al., Disposable penis and its replenishment in a simultaneous hermaphrodite.Biology letters, 2013. 9(2): p. 20121150.

6. Gallup Jr, G.G. and R.L. Burch, Semen displacement as a sperm competition strategy in humans.Evolutionary Psychology, 2004. 2(1): p. 147470490400200105.

7. Ramm, S.A., Sexual selection and genital evolution in mammals: a phylogenetic analysis of baculum length.The American Naturalist, 2007. 169(3): p. 360-369.

8. Arnqvist, G., Comparative evidence for the evolution of genitalia by sexual selection.Nature, 1998. 393(6687): p. 784.

9. Coker, C.R., et al., Intromittent organ morphology and testis size in relation to mating system in waterfowl.The Auk, 2002: p. 403-413.

10. Gasparini, C., A. Pilastro, and J.P. Evans, Male genital morphology and its influence on female mating preferences and paternity success in guppies.PLoS One, 2011. 6(7): p. e22329.

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