hematophagous

简明释义

英[heməˈtɒfəɡəs]美[ˌheməˈtɑːfəɡəs;ˌhiməˈtɑːfəɡə

食血为生的

英英释义

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例句

1.Conclusion The investigation provides the reference for species distribution, community composition and studies of infectious disease by hematophagous Culicoides.

结论 为中老边境吸血蠓种类分布、种群组成和蠓媒疾病的研究提供了参考依据。

2.Conclusion The investigation provides the reference for species distribution, community composition and studies of infectious disease by hematophagous Culicoides.

结论 为中老边境吸血蠓种类分布、种群组成和蠓媒疾病的研究提供了参考依据。

3.Sucking lice are exclusively hematophagous ectoparasites of eutherian (placental) mammals, and are worldwide distribution.

吸虱是寄生于真兽类哺乳动物体表的专性吸血寄生虫，广布于世界各地。

4.The study of hematophagous 吸血的 organisms is crucial for understanding bloodborne diseases.

研究hematophagous 吸血的 生物对于理解血源性疾病至关重要。

5.Certain leeches are known to be hematophagous 吸血的, drawing blood from their hosts.

某些水蛭被称为hematophagous 吸血的，从宿主身上抽取血液。

6.The hematophagous 吸血的 nature of mosquitoes makes them vectors for various diseases.

蚊子的hematophagous 吸血的 特性使它们成为多种疾病的传播媒介。

7.Many species of bats are hematophagous 吸血的, feeding on the blood of other animals.

许多种类的蝙蝠是hematophagous 吸血的，以其他动物的血液为食。

8.Some fish, like the lamprey, are hematophagous 吸血的 and attach themselves to larger fish to feed.

一些鱼类，如七鳃鳗，是hematophagous 吸血的，会附着在较大的鱼类上进食。

作文

In the vast world of biology, we often encounter various fascinating creatures that have adapted to their environments in unique ways. One such adaptation is seen in species that are classified as hematophagous. The term hematophagous refers to organisms that feed on blood, a characteristic exhibited by certain insects and animals. This feeding behavior has evolved in various species, allowing them to thrive in their respective ecosystems. Among the most well-known hematophagous creatures are mosquitoes, ticks, and leeches. These organisms have developed specialized mouthparts or feeding mechanisms that enable them to pierce the skin of their hosts and consume their blood.Mosquitoes, for example, are notorious for their hematophagous habits. Female mosquitoes require blood meals to obtain the necessary proteins for egg development. This has significant implications for human health, as mosquitoes are vectors for numerous diseases, including malaria, dengue fever, and Zika virus. Their ability to locate hosts through chemical signals, such as carbon dioxide and body heat, makes them highly effective at finding and feeding on blood. This relationship between hematophagous mosquitoes and humans exemplifies the complex interactions within ecosystems, where one organism's survival can impact another's well-being.Ticks are another group of hematophagous organisms that pose risks to both humans and animals. These small arachnids latch onto their hosts and feed on blood for several days. Ticks are known to transmit various pathogens, leading to diseases such as Lyme disease and Rocky Mountain spotted fever. The hematophagous nature of ticks highlights the importance of understanding their life cycles and habitats to prevent infections. Public awareness and preventive measures, such as using tick repellents and checking for ticks after outdoor activities, are essential in reducing the risk of tick-borne illnesses.Leeches, often associated with medicinal practices, are also hematophagous. These segmented worms have been used in traditional medicine for centuries, particularly in bloodletting and promoting healing. Leeches secrete anticoagulants while feeding, allowing them to consume blood without causing immediate clotting. This unique adaptation not only benefits the leech but also has therapeutic applications in modern medicine, especially in reconstructive surgeries. The study of hematophagous leeches has opened new avenues for understanding blood circulation and healing processes.The ecological roles of hematophagous organisms extend beyond their feeding habits. They often serve as indicators of environmental health, as their populations can reflect changes in ecosystems. For instance, a decline in hematophagous mosquito populations may signal improvements in water quality or changes in land use. Conversely, an increase in tick populations could indicate shifts in wildlife populations or habitat alterations.In conclusion, the study of hematophagous organisms provides valuable insights into the complexities of biological interactions and ecosystem dynamics. Understanding their behaviors, adaptations, and impacts on human health is crucial for developing effective strategies for disease prevention and management. As we continue to explore the intricate web of life on our planet, the role of hematophagous species will undoubtedly remain a significant area of research and interest. By appreciating these unique organisms, we can better understand the delicate balance of nature and our place within it.

在生物学的广阔世界中，我们常常会遇到各种迷人的生物，它们以独特的方式适应了自己的环境。其中一种适应性在被归类为吸血的物种中得以体现。术语吸血指的是以血液为食的生物，这一特征在某些昆虫和动物中表现得尤为明显。这种取食行为在不同物种中演化，使它们能够在各自的生态系统中繁衍生息。在众多著名的吸血生物中，蚊子、蜱虫和水蛭是最为人知的。这些生物发展出专门的口器或取食机制，使它们能够刺破宿主的皮肤并摄取其血液。例如，蚊子因其吸血习性而臭名昭著。雌性蚊子需要血液来获取卵子发育所需的蛋白质。这对人类健康有重大影响，因为蚊子是多种疾病的传播媒介，包括疟疾、登革热和寨卡病毒。它们通过化学信号，如二氧化碳和体温，定位宿主的能力使它们在寻找和取食血液方面极为有效。这种吸血蚊子与人类之间的关系，例证了生态系统内复杂的相互作用，其中一种生物的生存可能影响另一种生物的福祉。蜱虫是另一类对人类和动物构成风险的吸血生物。这些小型蛛形纲动物附着在宿主身上，持续数天吸血。蜱虫以传播各种病原体而闻名，导致如莱姆病和落基山斑点热等疾病。蜱虫的吸血特性突显了了解它们生活周期和栖息地的重要性，以预防感染。公众意识和预防措施，例如使用蜱虫驱虫剂和户外活动后检查蜱虫，对于降低蜱虫传播疾病的风险至关重要。水蛭，通常与医学实践相关的吸血生物，也是一种吸血生物。这些分节的蠕虫在传统医学中已经使用了几个世纪，尤其是在放血和促进愈合方面。水蛭在取食时分泌抗凝血剂，使它们能够在不立即导致凝血的情况下摄取血液。这种独特的适应不仅使水蛭受益，而且在现代医学中也具有治疗应用，特别是在重建手术中。对吸血水蛭的研究为理解血液循环和愈合过程开辟了新的途径。吸血生物的生态角色超越了它们的取食习性。它们通常作为环境健康的指示物，因为它们的种群可以反映生态系统的变化。例如，吸血蚊子种群的下降可能表明水质改善或土地使用变化。相反，蜱虫种群的增加可能表明野生动物种群或栖息地的改变。总之，研究吸血生物为我们提供了关于生物相互作用和生态系统动态复杂性的宝贵见解。理解它们的行为、适应性及其对人类健康的影响对于制定有效的疾病预防和管理策略至关重要。随着我们继续探索地球上生命的错综复杂，吸血物种的角色无疑将继续成为研究和关注的重要领域。通过欣赏这些独特的生物，我们可以更好地理解自然的微妙平衡以及我们在其中的位置。