Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Limits to Natural Selection01:38

Limits to Natural Selection

31.3K
Organisms that are well-adapted to their environment are more likely to survive and reproduce. However, natural selection does not lead to perfectly adapted organisms. Several factors constrain natural selection.
31.3K
Predator-Prey Interactions02:39

Predator-Prey Interactions

16.2K
Predators consume prey for energy. Predators that acquire prey and prey that avoid predation both increase their chances of survival and reproduction (i.e., fitness). Routine predator-prey interactions elicit mutual adaptations that improve predator offenses, such as claws, teeth, and speed, as well as prey defenses, including crypsis, aposematism, and mimicry. Thus, predator-prey interactions resemble an evolutionary arms race.
16.2K

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Are Toxic Butterflies More Easily Detected by Human 'Predators'?

Ecology and evolution·2026
Same author

Corrigendum to: An unexpected Australian piece of the palm bug puzzle (Heteroptera: Thaumastocoridae: Xylastodorinae): natural history, comparative morphology and systematics.

Invertebrate systematics·2026
Same author

An unexpected Australian piece of the palm bug puzzle (Heteroptera: Thaumastocoridae: Xylastodorinae): natural history, comparative morphology and systematics.

Invertebrate systematics·2025
Same author

Complementary approaches to measure predation pressure on butterfly populations in Australia.

Royal Society open science·2025
Same author

Hiding among the palms: the remarkable discovery of a new palm bug genus and species (Insecta: Heteroptera: Thaumastocoridae: Xylastodorinae) from remote Norfolk Island; systematics, natural history, palm specialism and biogeography.

Invertebrate systematics·2025
Same author

A parasitic or mutualistic conundrum: can symbiotic protists increase thermal tolerance in a semi-aquatic insect?

Royal Society open science·2025

相关实验视频

Updated: Jul 3, 2025

Reverse Dissection and DiceCT Reveal Otherwise Hidden Data in the Evolution of the Primate Face
08:15

Reverse Dissection and DiceCT Reveal Otherwise Hidden Data in the Evolution of the Primate Face

Published on: January 7, 2019

6.9K

形态模仿:受制于不完美吗?

Donald James McLean1, Gerasimos Cassis2, Marie E Herberstein1

  • 1School of Natural Sciences, Macquarie University, North Ryde, New South Wales 2109, Australia.

Biology letters
|February 14, 2024
PubMed
概括

进化约束并不能解释蜘蛛和昆虫的不准确模仿. 相反,适应过程塑造了不完美的模仿,突出了自然选择在进化多样性中的作用.

科学领域:

  • 进化生物学是进化的生物学.
  • 动物行为 动物行为
  • 规格 规格 规格 规格 规格

背景情况:

  • 适应性进化取决于遗传变异和自然选择.
  • 进化约束可以限制适应性,但它们在进化结果中的作用与适应性是有争议的.
  • 不准确的仿真通常归因于进化约束.

研究的目的:

  • 为了比较模仿的蜘蛛和昆虫的身体形状模仿变化和准确性.
  • 为了测试这样的假设,即蜘蛛进化距离越大会导致更大的约束和更不准确的模仿.

主要方法:

  • 身体形状模仿的比较分析.
  • 评估模仿的蜘蛛和昆虫的变异性和准确性.

主要成果:

  • 观察到模仿精度的高跨物种变化.
  • 在蜘蛛和昆虫之间的整体模仿精度上没有发现显著差异.
  • 这些发现与约束导致不准确模仿的假设相矛盾.

结论:

  • 在蜘蛛和昆虫中,不完美的模仿主要是由适应过程驱动的,而不是约束或偶然.
  • 这项研究有助于理解进化多样性和表型结果.
关键词:
适应 适应 适应 适应进化的约束.不完美的模仿是不完美的.这种形态是 myrmecomorphy.

更多相关视频

Quantification of Orofacial Phenotypes in Xenopus
09:26

Quantification of Orofacial Phenotypes in Xenopus

Published on: November 6, 2014

9.8K
Analyzing Craniofacial Morphogenesis in Zebrafish Using 4D Confocal Microscopy
09:16

Analyzing Craniofacial Morphogenesis in Zebrafish Using 4D Confocal Microscopy

Published on: January 30, 2014

11.1K

相关实验视频

Last Updated: Jul 3, 2025

Reverse Dissection and DiceCT Reveal Otherwise Hidden Data in the Evolution of the Primate Face
08:15

Reverse Dissection and DiceCT Reveal Otherwise Hidden Data in the Evolution of the Primate Face

Published on: January 7, 2019

6.9K
Quantification of Orofacial Phenotypes in Xenopus
09:26

Quantification of Orofacial Phenotypes in Xenopus

Published on: November 6, 2014

9.8K
Analyzing Craniofacial Morphogenesis in Zebrafish Using 4D Confocal Microscopy
09:16

Analyzing Craniofacial Morphogenesis in Zebrafish Using 4D Confocal Microscopy

Published on: January 30, 2014

11.1K
  • 自然选择在塑造模仿精度方面发挥着关键作用.