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The niche model of speciation thus looks proved .

物种形成的环境模型被证明是正确的。

Mutation and speciation have usually been evolved responses to the environment and competition , with natural selection determining which new traits become widely disseminated .

通常，突变和物种形成的进化，取决于环境和竞争来，哪些新特性普遍传播则取决于自然选择。

The phylogenetic analysis was conducted by international researchers to determine the origin , evolution , patterns of speciation , and unique features in genome divergence among primate lineages .

这项系统发育研究由国际范围内的研究者共同承担，旨在揭示灵长类的起源、进化、物种形成模式和基因组谱系分化中的独特之处。

In other respects , the story is one of speciation the proliferation of new types of financial institution which is just what we would expect in a truly evolutionary system .

在其它方面，现实好比一个物种形成的过程新型金融机构大量出现这正是在一个真正进化的体系中我们预期会出现的现象。

That does not rule out a gradual drift to infertility as an additional explanation , but makes it possible that infertility is a consequence , rather than a cause of speciation .

这并没有排除向不孕缓慢转变的这种补充解释，但可能的是，不孕是物种形成的结果，而非原因。