They collect ast amounts of sequence fragments, which contain genetic information of thousands of species forming communities that colonise a certain habitat.

他们收集了海量的序列片段，其中包括数千种来源于具有拓殖特定栖息地的生物群体的遗传信息。

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Polyester is a synthetic fiber in one important species, is the trade name of China's polyester fiber, fiber-forming polymer through the spinning and post-processing made fibers.

涤纶是合成纤维中的一个重要品种，是我国聚酯纤维的商品名称，成纤高聚物经纺丝和后处理制成的纤维。

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Everything is product of the environment. The prerequisite and key of species forming is the ecological environments, such as geography, climate, water, soil, biological chain and so on.

万物都是环境的产物，地理、气候、水质、土壤、生物链等构成的生态环境是物种成型的前提和关键。

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Now scientists have described a group of continental, rather than island, bird species that seem to be in the process of forming new species.

WSJ: Matt Ridley on the Possible Formation of a Species | Mind & Matter

Colour patterns on the wings of the butterflies may be crucial in forming new species, because they serve as mating cues.

BBC: NEWS | Science/Nature | Two species become one in the lab

Biologists have long dreamed of catching a new species in the act of forming.

WSJ: Matt Ridley on the Possible Formation of a Species | Mind & Matter