Taking adaptability as the premise in the formation of species phenotype, it studies the age and size at maturity in evolution, gives them quantitative and qualitative analysis.

以适应性是形成物种表型性状为前提，探讨物种成熟年龄和大小的进化问题，进行定性和定量分析，并对该领域一些卓有成效的研究成果给予总结。

youdao

Given the extraordinary diversity of life on the planet, there must be mechanisms for speciation: the formation of two species from one original species.

考虑到地球上的生命的非凡多样性，一定存在着形成物种的机制：从一个原始物种演变为两个物种。

youdao

In most localities a given species of clam or coral persists essentially unchanged throughout a thick formation of rock, only to be replaced suddenly by a new and different species.

在大多数地方，某一种蛤蜊或珊瑚在厚厚的岩层中保持基本不变，只是突然被一个新的不同的物种所取代。

youdao

The result of this would be the formation of new species.

VOA: special.2009.02.25

Millions of years of natural selection and specialization have led to the instinctual formation of herds by thousands of species over unfathomable stretches of time and on every single continent on earth.

FORBES: Retweeting Within the Trading Herd

All this suggests that the formation of both languages and species is an active process.

ECONOMIST: Linguistic evolution: Received pronunciation | The