The species richness and cell abundance of Chaetoceros were characterized by a typical seasonal pattern.

角毛藻的种类丰富度和细胞丰度具有典型的季节性特征。

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I built a test tool to measure the spiral pattern of different species of trees.

我制作了一个测试工具来测量不同种类的树木的螺旋布局模式。

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Moreover, the more a species prefers the forest, the more irregular the pattern it sports, and the more complex. (Size and direction have no effect.) Even among forest-dwellers there are differences.

并且，如果一个物种越是喜欢丛林生活，图案就越是不规则，越加复杂（对大小和图案生长位置没有影响）。

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These butterflies are extremely choosey about finding mates with their own, species-specific wing pattern.

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

Florence's brain turns out to be similar in its pattern of lobes to that of Homo erectus, a species already known from Indonesia, and quite unlike that of Homo sapiens including the smaller than average brains of central-African pygmies.

ECONOMIST: The latest on Florence

She also compared the structure and pattern of the fibres with those of modern animals and found that the species they most resembled was the emu also a bird and also, like T. rex, bipedal.

ECONOMIST: Some 68m-year-old evidence that birds are dinosaurs