acanthocephalan

简明释义

英[əˌkænθəʊˈsefələn]美[əˌkænθəˈsefələn;əˌkænθoʊˈsef

棘头虫

属于棘头虫的

英英释义

单词用法

同义词

反义词

例句

1.The over-dispersion of the acanthocephalan population in host different body length groups was found, and the degree of the aggregation increases with the increases of mean abundance.

棘头虫种群在宿主不同体长组的分布类型为聚集分布，且聚集强度随棘头虫的种群平均丰度增加而增加。

2.The over-dispersion of the acanthocephalan population in host different body length groups was found, and the degree of the aggregation increases with the increases of mean abundance.

棘头虫种群在宿主不同体长组的分布类型为聚集分布，且聚集强度随棘头虫的种群平均丰度增加而增加。

3.Researchers found a new species of acanthocephalan in the freshwater lakes of South America.

研究人员在南美的淡水湖中发现了一种新的棘头虫物种。

4.The morphology of acanthocephalans is unique, with spiny proboscis used for attachment.

棘头虫的形态独特，具有用于附着的带刺吸盘。

5.The study of acanthocephalan parasites is crucial for understanding their impact on fish populations.

对棘头虫寄生虫的研究对于理解它们对鱼类种群的影响至关重要。

6.Infections caused by acanthocephalans can lead to significant health issues in marine animals.

由棘头虫引起的感染可能会导致海洋动物出现严重健康问题。

7.The life cycle of the acanthocephalan involves multiple hosts, including fish and birds.

棘头虫的生命周期涉及多个宿主，包括鱼类和鸟类。

作文

The world of biology is filled with fascinating organisms, each with unique adaptations and characteristics. One such group of organisms that often goes unnoticed by the general public is the acanthocephalan, or as it is commonly known, the spiny-headed worm. These intriguing creatures belong to a phylum of parasitic worms that are characterized by their spiny proboscis, which they use to anchor themselves to the intestines of their hosts. The study of acanthocephalans offers valuable insights into parasitology, ecology, and evolutionary biology.Acanthocephalan species can be found in various aquatic and terrestrial environments, where they primarily infect fish, birds, and mammals. Their life cycle is complex, involving multiple hosts, including intermediate hosts like insects or crustaceans. The adult worms reside in the intestines of their definitive hosts, where they can thrive and reproduce. Understanding the life cycle of acanthocephalans is crucial for researchers as it helps in developing strategies to control their populations and mitigate their impact on wildlife and human health.One of the most interesting aspects of acanthocephalans is their ability to manipulate the behavior of their hosts. Research has shown that infected hosts may exhibit altered behaviors that increase the likelihood of transmission to the next host in the life cycle. For instance, some studies suggest that infected fish may become more susceptible to predation by birds, which are the definitive hosts for certain acanthocephalan species. This phenomenon raises questions about the evolutionary advantages of such manipulative strategies and how they contribute to the survival of these parasites.Moreover, the ecological role of acanthocephalans cannot be underestimated. As parasites, they can influence the population dynamics of their hosts and, consequently, the entire ecosystem. By affecting the health and behavior of their hosts, acanthocephalans can indirectly impact predator-prey relationships and nutrient cycling within their environments. This interconnectedness highlights the importance of studying these organisms not only from a biological perspective but also in terms of their ecological implications.In addition to their ecological significance, acanthocephalans have also been studied for their potential medical applications. Some researchers are exploring the biochemical properties of these worms, particularly their unique proteins and enzymes, which could have implications for drug development and disease treatment. The exploration of acanthocephalans in this context illustrates the broader relevance of studying parasitic organisms, as they may hold keys to understanding complex biological processes and developing innovative solutions to health challenges.In conclusion, the acanthocephalan represents a remarkable example of nature's complexity and adaptability. Their unique morphological features, intricate life cycles, and significant ecological roles make them a compelling subject of study within the field of biology. As we continue to explore the mysteries of these parasites, we gain not only a deeper understanding of their biology but also valuable insights into the interconnectedness of life on Earth. The study of acanthocephalans serves as a reminder of the importance of biodiversity and the need to protect the delicate balance of our ecosystems.

生物学的世界充满了迷人的生物，每种生物都有独特的适应性和特征。其中一个常常被公众忽视的生物群体是棘头虫，或称为acanthocephalan。这些有趣的生物属于一种寄生虫的门类，其特征是它们的刺状头部，用来固定在宿主的肠道中。对acanthocephalans的研究为寄生虫学、生态学和进化生物学提供了宝贵的见解。acanthocephalan物种可以在各种水生和陆生环境中找到，主要感染鱼类、鸟类和哺乳动物。它们的生命周期复杂，涉及多个宿主，包括昆虫或甲壳类等中间宿主。成虫寄居在其最终宿主的肠道中，在那里繁衍生息。理解acanthocephalans的生命周期对于研究人员至关重要，因为这有助于制定控制其种群和减轻其对野生动物和人类健康影响的策略。acanthocephalans最有趣的方面之一是它们操控宿主行为的能力。研究表明，感染宿主可能会表现出改变的行为，这增加了向下一个宿主传播的可能性。例如，一些研究表明，感染的鱼可能更容易被鸟类捕食，而鸟类是某些acanthocephalan物种的最终宿主。这种现象引发了关于这种操控策略的进化优势以及它们如何有助于这些寄生虫生存的问题。此外，acanthocephalans的生态角色也不容小觑。作为寄生虫，它们可以影响宿主的种群动态，从而影响整个生态系统。通过影响宿主的健康和行为，acanthocephalans可以间接影响捕食者与猎物之间的关系以及其环境中的营养循环。这种相互联系突显了研究这些生物的重要性，不仅从生物学的角度出发，也在其生态影响方面。除了生态重要性，acanthocephalans还因其潜在的医学应用而受到研究。一些研究人员正在探索这些蠕虫的生化特性，特别是它们独特的蛋白质和酶，这可能对药物开发和疾病治疗有重要意义。在这一背景下探索acanthocephalans的研究，说明了研究寄生生物的更广泛相关性，因为它们可能掌握着理解复杂生物过程和开发创新健康解决方案的关键。总之，acanthocephalan代表了自然复杂性和适应性的一个显著例子。它们独特的形态特征、复杂的生命周期和重要的生态角色使它们成为生物学领域的一个引人注目的研究对象。随着我们继续探索这些寄生虫的奥秘，我们不仅加深了对它们生物学的理解，还获得了有关地球生命相互联系的宝贵见解。对acanthocephalans的研究提醒我们保护生物多样性的重要性，以及维护生态系统脆弱平衡的必要性。