brachypterous

简明释义

英[bræˈkɪptərəs]美[brəˈkɪptərəs]

[昆] 短翅的

英英释义

单词用法

同义词

反义词

例句

1.The Guangxi population have a high brachypterous ratio, being similar to the tropical type.

广西种群接近热带型，其雌虫短翅率高但不随密度而变化。

2.The Zhejiang populations show low brachypterous ratios and have a negative correlation with nymphal density, belonging to the temperate type.

迁入地的浙江各种群属温带型，其雌虫短翅率低且与密度呈显著负相关；

3.BPH feeding on rice plants at various stages have dfferent brachypterous ratios, tillering plants cause more brachypterous females than booting rice plants.

分蘖期水稻饲养的褐飞虱短翅型比例明显高于孕穗期水稻饲养的褐飞虱。

4.BPH feeding on rice plants at various stages have dfferent brachypterous ratios, tillering plants cause more brachypterous females than booting rice plants.

分蘖期水稻饲养的褐飞虱短翅型比例明显高于孕穗期水稻饲养的褐飞虱。

5.In some species, the brachypterous form is an adaptation to a specific habitat where flight is less necessary.

在某些物种中，短翅型形态是对特定栖息地的一种适应，在那里飞行的需求较少。

6.The brachypterous variety of the grasshopper is commonly found in mountainous regions.

这种短翅型的蚂蚱通常在山区发现。

7.Some brachypterous species exhibit interesting behaviors that differ from their fully-winged relatives.

一些短翅型物种表现出与其完全有翅亲属不同的有趣行为。

8.Researchers studied the brachypterous beetles to understand how wing size affects survival in isolated environments.

研究人员研究了这些短翅型甲虫，以了解翅膀大小如何影响孤立环境中的生存。

9.The brachypterous insects have shorter wings, which limit their ability to fly long distances.

这些短翅型昆虫的翅膀较短，这限制了它们长距离飞行的能力。

作文

In the fascinating world of entomology, we often encounter various terms that describe the unique characteristics of insects. One such term is brachypterous, which refers to insects that have short wings or are wingless altogether. This trait can be observed in various species, particularly in certain beetles and grasshoppers. The adaptations associated with brachypterous insects are not merely a quirk of nature; they play significant roles in the survival and reproductive strategies of these creatures.For instance, many brachypterous insects inhabit environments where flight is not essential for survival. These insects may live in dense vegetation or underground, where their short wings do not hinder their movement. Instead, they rely on other means of locomotion, such as jumping or crawling, to navigate their surroundings. This adaptation allows them to conserve energy and reduce the risk of predation, as their reduced wing size makes them less conspicuous to predators that rely on sight.Moreover, the brachypterous condition can also be linked to reproductive strategies. In some species, females may prefer to mate with males that exhibit certain physical traits, including wing size. In these cases, males with shorter wings may be favored, leading to a population of brachypterous individuals. This phenomenon highlights the intricate relationship between morphology and mating success in the insect world.Another interesting aspect of brachypterous insects is their evolutionary history. Over time, certain species have evolved to lose their wings entirely or to develop shorter wings due to environmental pressures. For example, in isolated island ecosystems, where there are fewer predators and ample resources, some insect populations may become brachypterous as a result of natural selection. This loss of flight capability can lead to increased specialization in their ecological niche, allowing them to thrive in specific habitats.The study of brachypterous insects also provides insights into broader ecological patterns. For instance, researchers have noted that the presence of brachypterous species can indicate certain environmental conditions, such as stability and resource availability. By understanding the distribution and characteristics of these insects, scientists can gain valuable information about the health of ecosystems and the impacts of environmental changes.In conclusion, the term brachypterous encapsulates a fascinating aspect of insect diversity and adaptation. These short-winged or wingless insects demonstrate how evolution shapes the physical traits of organisms in response to their environments. By studying brachypterous species, we can better understand the complexities of ecological interactions and the adaptive strategies that allow life to flourish in various forms. As we continue to explore the intricacies of the natural world, the study of brachypterous insects serves as a reminder of the remarkable adaptability of life on Earth.

在迷人的昆虫学世界中，我们经常会遇到各种术语，用于描述昆虫独特的特征。其中一个术语是brachypterous，指的是那些翅膀短小或完全无翅的昆虫。这一特征可以在许多物种中观察到，特别是在某些甲虫和蚱蜢中。与brachypterous昆虫相关的适应不仅仅是自然的怪癖；它们在这些生物的生存和繁殖策略中发挥着重要作用。例如，许多brachypterous昆虫栖息在飞行并非生存必需的环境中。这些昆虫可能生活在茂密的植被中或地下，在那里它们的短翅膀并不妨碍它们的移动。相反，它们依靠其他运动方式，如跳跃或爬行，来导航周围环境。这种适应使它们能够节省能量，并降低被捕食的风险，因为它们缩小的翅膀尺寸使它们对依赖视觉的捕食者不那么显眼。此外，brachypterous的状态也可以与繁殖策略相关联。在某些物种中，雌性可能会更倾向于与展现特定身体特征（包括翅膀大小）的雄性交配。在这些情况下，翅膀较短的雄性可能会受到青睐，从而导致一群brachypterous个体的出现。这一现象突显了昆虫世界中形态学和交配成功之间复杂的关系。brachypterous昆虫的另一个有趣方面是它们的进化历史。随着时间的推移，某些物种因环境压力而进化为完全失去翅膀或发展出较短的翅膀。例如，在孤立的岛屿生态系统中，捕食者较少且资源丰富，一些昆虫种群可能因自然选择而变得brachypterous。这种飞行能力的丧失可能导致它们在特定栖息地的生态位上增加专业化，使它们能够在特定环境中茁壮成长。对brachypterous昆虫的研究还提供了对更广泛生态模式的见解。例如，研究人员注意到，brachypterous物种的存在可以指示某些环境条件，如稳定性和资源可用性。通过了解这些昆虫的分布和特征，科学家可以获得有关生态系统健康和环境变化影响的宝贵信息。总之，术语brachypterous概括了昆虫多样性和适应性的迷人方面。这些短翅或无翅的昆虫展示了进化如何根据其环境塑造生物的物理特征。通过研究brachypterous物种，我们可以更好地理解生态互动的复杂性以及使生命以各种形式蓬勃发展的适应策略。当我们继续探索自然世界的复杂性时，对brachypterous昆虫的研究提醒我们，地球上生命的惊人适应能力。