abbreviated heterocercal tail

简明释义

1. 半歪尾; 2. 短歪尾;

英英释义

例句

1.In our aquarium, the fish with an abbreviated heterocercal tail display unique swimming patterns.

在我们的水族馆里，具有缩短的异尾的鱼类展示了独特的游泳模式。

2.An abbreviated heterocercal tail can be an adaptation for improved swimming efficiency in certain marine environments.

在某些海洋环境中，缩短的异尾可能是提高游泳效率的一种适应性特征。

3.The evolutionary benefits of an abbreviated heterocercal tail are evident in the way these fish evade predators.

这种鱼类逃避捕食者的方式显示了缩短的异尾的进化优势。

4.The fish species we studied has an abbreviated heterocercal tail, which helps it maneuver quickly in shallow waters.

我们研究的鱼类具有缩短的异尾，这帮助它在浅水中快速机动。

5.Researchers noted that the abbreviated heterocercal tail provides better thrust during bursts of speed.

研究人员指出，缩短的异尾在快速冲刺时提供了更好的推力。

作文

The study of fish anatomy reveals a fascinating diversity in tail structures, one of which is the abbreviated heterocercal tail. This term describes a specific type of tail found in certain species of fish, particularly in some sharks and prehistoric fish. Understanding this anatomical feature is crucial for both paleontologists and marine biologists as it provides insights into the evolutionary adaptations of these creatures to their environments.To break down the term, 'heterocercal' refers to a tail structure where the upper lobe is larger than the lower lobe, giving it an asymmetrical appearance. This design is particularly advantageous for species that need to maintain buoyancy and maneuverability in water. The 'abbreviated' aspect indicates that this tail is shorter than typical heterocercal tails, which can affect the fish's swimming capabilities and lifestyle.One of the primary functions of the abbreviated heterocercal tail is to provide thrust and stability during swimming. In species with this tail type, the larger upper lobe helps to generate lift as the fish swims, allowing it to move efficiently through the water. This adaptation is particularly beneficial for predatory fish that rely on speed and agility to catch their prey.In addition to its functional advantages, the abbreviated heterocercal tail also offers insights into the evolutionary history of fish. Fossil records show that many ancient fish possessed similar tail structures, suggesting that this design has been successful over millions of years. By studying these fossils, scientists can trace the development of different fish species and understand how environmental changes have influenced their evolution.Moreover, the significance of the abbreviated heterocercal tail extends beyond biology; it also has implications for ecology and conservation. Understanding the anatomy and function of various fish tails can help researchers assess the health of aquatic ecosystems. For instance, changes in fish populations or tail structures may indicate shifts in environmental conditions, such as water quality or habitat availability.In conclusion, the abbreviated heterocercal tail is more than just an anatomical feature; it is a key component in understanding the complex interplay between fish morphology, behavior, and evolution. By studying this tail structure, scientists can gain valuable insights into the adaptations of fish to their environments and the historical context of their development. As we continue to explore the mysteries of marine life, the study of diverse tail structures like the abbreviated heterocercal tail will undoubtedly play a vital role in our quest for knowledge.

鱼类解剖学的研究揭示了尾部结构的迷人多样性，其中之一就是缩短的异尾尾。这个术语描述了某些鱼类，特别是一些鲨鱼和史前鱼类中发现的一种特定类型的尾巴。理解这一解剖特征对于古生物学家和海洋生物学家至关重要，因为它提供了对这些生物在其环境中适应进化的见解。要分解这个术语，“异尾”指的是一种尾部结构，其中上叶比下叶大，呈现出不对称的外观。这种设计对于需要在水中维持浮力和机动性的物种尤其有利。“缩短的”方面表明，这种尾巴比典型的异尾尾短，这可能影响鱼的游泳能力和生活方式。缩短的异尾尾的主要功能之一是提供推力和稳定性。在拥有这种尾部类型的物种中，更大的上叶有助于在游泳时产生升力，使鱼能够高效地在水中移动。这种适应性对于依赖速度和敏捷性捕捉猎物的掠食鱼类尤其有益。除了其功能优势外，缩短的异尾尾还为鱼类的进化历史提供了见解。化石记录显示，许多古代鱼类具有类似的尾部结构，这表明这种设计在数百万年中一直成功。通过研究这些化石，科学家可以追踪不同鱼类物种的发展，并了解环境变化如何影响它们的进化。此外，缩短的异尾尾的重要性超越了生物学；它对生态学和保护也有影响。理解各种鱼尾的解剖和功能可以帮助研究人员评估水生生态系统的健康。例如，鱼类种群或尾部结构的变化可能表明环境条件的变化，如水质或栖息地的可用性。总之，缩短的异尾尾不仅仅是一个解剖特征；它是理解鱼类形态、行为和进化之间复杂相互作用的关键组成部分。通过研究这种尾部结构，科学家可以获得关于鱼类如何适应其环境以及它们发展的历史背景的宝贵见解。随着我们继续探索海洋生物的奥秘，像缩短的异尾尾这样的多样化尾部结构的研究无疑将在我们追求知识的过程中发挥重要作用。