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

Optimal Foraging00:48

Optimal Foraging

13.8K
How animals obtain and eat their food is called foraging behavior. Foraging can include searching for plants and hunting for prey and depends on the species and environment.
13.8K
What is Behavior?00:54

What is Behavior?

10.2K
Behaviors are actions that an organism engages in—they can be related to finding food, reproducing, defending against threats, and many other possible actions. Behaviors include activities related to the environment around the animal—such as migration—as well as social interactions within a species or population. Many behaviors involve motor output—that is, muscle movements—while others involve less visible actions, such as learning.
10.2K
Molecular Shape and Polarity03:37

Molecular Shape and Polarity

75.0K
Dipole Moment of a Molecule
75.0K
VSEPR Theory and the Basic Shapes02:52

VSEPR Theory and the Basic Shapes

84.3K
Overview of VSEPR Theory
84.3K
Molecular Shapes01:18

Molecular Shapes

61.6K
Molecules have characteristic shapes that are crucial for their function. The arrangement of various electron groups around the central atom dictates their molecular geometry. Electron pairs in the valence shell of a central atom will adopt an arrangement that minimizes repulsions between the electron pairs by maximizing the distance between them. The valence electrons form either bonding pairs, located primarily between bonded atoms, or lone pairs.
Two regions of electron density in a diatomic...
61.6K
First Derivatives and the Shape of a Graph01:22

First Derivatives and the Shape of a Graph

68
In calculus, the concept of the first derivative plays a crucial role in understanding the behavior of a function over its domain. The first derivative, denoted as f’(x), provides insight into how a function changes at any given point, much like a cyclist adjusting speed along a winding trail. By analyzing the first derivative, mathematicians can determine where a function is increasing, decreasing, or reaching critical points.The first derivative provides a precise method for classifying...
68

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

Modeling Phenological and Physiological Responses to Climate Warming in a Hypothetical Migratory Songbird-Mosquito System.

Ecology and evolution·2025
Same author

Costs of parasite generalism revealed by abundance patterns across mammalian hosts.

Proceedings. Biological sciences·2025
Same author

Landscape-scale analysis of raccoon rabies surveillance reveals different drivers of disease dynamics across latitude.

PLoS neglected tropical diseases·2025
Same author

Perceived and observed biases within scientific communities: a case study in movement ecology.

Proceedings. Biological sciences·2025
Same author

A Novel <i>Nobecovirus</i> in an <i>Epomophorus wahlbergi</i> Bat from Nairobi, Kenya.

Viruses·2025
Same author

Similar Conditions With Opposite Effects: Predation-Risk Effects on Prey Abundance Are Highly Contingent.

Ecology and evolution·2025

相关实验视频

Updated: Jan 27, 2026

Establishment of Viral Infection and Analysis of Host-Virus Interaction in Drosophila Melanogaster
09:57

Establishment of Viral Infection and Analysis of Host-Virus Interaction in Drosophila Melanogaster

Published on: March 14, 2019

11.3K

食品补贴对宿主食行为的影响 宿主-巨寄生虫感染动态

Brendan B Haile1,2, Sarah A Budischak3, Meggan E Craft4

  • 1Odum School of Ecology University of Georgia Athens Georgia USA.

Ecology and evolution
|January 26, 2026
PubMed
概括

野生动物食品补贴对寄生虫暴露有重大影响. 集中补贴增加了寄生虫的遭遇,并伤害了野生动物群体,而分散的补贴减少了这些风险.

关键词:
人类造成的变化.疾病生态学生态学食品补贴 食品补贴 食品补贴虫 虫是一种虫.模型模型模型模型模型模型这是资源资源.

更多相关视频

Immunometabolic Circuits in Infection for Advancing Host Directed Therapies
11:12

Immunometabolic Circuits in Infection for Advancing Host Directed Therapies

Published on: September 13, 2024

917
Implementation of a Permeable Membrane Insert-based Infection System to Study the Effects of Secreted Bacterial Toxins on Mammalian Host Cells
09:25

Implementation of a Permeable Membrane Insert-based Infection System to Study the Effects of Secreted Bacterial Toxins on Mammalian Host Cells

Published on: August 19, 2016

11.4K

相关实验视频

Last Updated: Jan 27, 2026

Establishment of Viral Infection and Analysis of Host-Virus Interaction in Drosophila Melanogaster
09:57

Establishment of Viral Infection and Analysis of Host-Virus Interaction in Drosophila Melanogaster

Published on: March 14, 2019

11.3K
Immunometabolic Circuits in Infection for Advancing Host Directed Therapies
11:12

Immunometabolic Circuits in Infection for Advancing Host Directed Therapies

Published on: September 13, 2024

917
Implementation of a Permeable Membrane Insert-based Infection System to Study the Effects of Secreted Bacterial Toxins on Mammalian Host Cells
09:25

Implementation of a Permeable Membrane Insert-based Infection System to Study the Effects of Secreted Bacterial Toxins on Mammalian Host Cells

Published on: August 19, 2016

11.4K

科学领域:

  • 生态生态学 生态生态学
  • 寄生虫学的寄生虫学
  • 野生动物管理 野生动物管理

背景情况:

  • 人为食品补贴改变了野生动物的行为和健康,影响了寄生虫的暴露.
  • 食行为通常与宿主-巨型寄生虫系统中的寄生虫暴露有关.
  • 食品补贴分配对寄生虫遭遇率和人口影响的影响尚不清楚.

研究的目的:

  • 模拟粮食补贴如何影响宏观寄生虫传播动态.
  • 调查补贴分配对寄生虫遭遇率和宿主寄生虫负担的影响.
  • 评估由于食品补贴而导致的寄生虫暴露变化的人口层面后果.

主要方法:

  • 宏观寄生虫传播的数学建模.
  • 模拟宿主食行为,以应对不同的食品补贴场景.
  • 对寄生虫遭遇率,宿主寄生虫负担和种群规模的分析.

主要成果:

  • 最高的平均寄生虫丰度和种群减少发生在来自集中补贴的同质化寄生虫遭遇率.
  • 最低的寄生虫数量和影响是由于分散的补贴导致的异质遭遇率.
  • 由食行为驱动的寄生虫遭遇率的变化是影响感染的主要因素,超过了其他资源效应.

结论:

  • 食品补贴的分配极大地影响了野生动物寄生虫的动态.
  • 集中补贴可能会导致寄生虫暴露的增加和对人口的负面影响.
  • 了解食驱动的感染动态对于野生动物管理和涉及粮食供应的保护工作至关重要.