V2EX speciation

Speciation

释义 Definition

物种形成:指一个种群在进化过程中,由于遗传差异累积并产生生殖隔离,最终分化成两个或多个新物种的过程。(该词在生物学语境最常见;在更广义讨论中也可指“分化成不同类型/群体”的过程。)

发音 Pronunciation (IPA)

/spiien/

例句 Examples

Speciation happens when populations become isolated and evolve separately.
物种形成发生在不同种群被隔离并各自独立进化时。

Climate shifts, habitat fragmentation, and sexual selection can together drive speciation over thousands of generations.
气候变化、栖息地破碎化与性选择等因素可能共同推动物种在成千上万代中逐步形成。

词源 Etymology

speciation 来自拉丁语词根 species(“种类、外观、物种”)加上构词后缀 -ation(表示“……的过程/行为”)。字面意思就是“形成种类/形成物种的过程”。该术语在近代生物学发展中被固定用来指物种分化与新物种产生。

相关词 Related Words

文学与经典作品 Literary Works

  • Charles Darwin On the Origin of Species(《物种起源》):讨论物种如何在自然选择等机制下分化;现代版本与相关评述中常直接使用 speciation 一词来概括“物种形成”的过程。
  • Ernst Mayr Systematics and the Origin of Species(《系统学与物种起源》):系统阐述物种概念与物种形成机制,是“物种形成”理论史上的重要著作。
  • Richard Dawkins The Blind Watchmaker(《盲眼钟表匠》):以通俗方式解释进化与物种分化,书中多处讨论 speciation 及其条件与证据。
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