根据进化理论，动物也应该选择生理条件最合适的配偶，以保证它们的后代尽可能获得最好的基因组合，然而性吸引力是个复杂的事。去年在伦敦召开的“为什么动物与错误的对象交配？”会议对导致两个动物相互吸引的各种因素——其中有些是非常不幸的配对，进行了探讨。以下是会上讨论的某些性冒险的例子。 淡水...
according to the theory of evolution, the animal also should choose the most appropriate physiological conditions of spouse, to ensure that their offspring as far as possible to get the best combination of genes, but sexual attraction is a complex thing. Held in London last year with the wrong object "why animal mating?" Conference on the various factors that lead to the two animal attract each other -- some of them are very unfortunate pairing, are discussed. The following is a meeting to discuss some examples of adventure. Fresh water...
