ovoviviparity

简明释义

英[ˌoʊ.voʊˈvaɪ.vɪˌpær.ɪ.ti]美[ˌoʊ.voʊˈvaɪ.vɪˌpær.ɪ.ti]

n. 卵胎生

英英释义

单词用法

同义词

反义词

例句

1.Sharks display three ways to bear their young, varying by species, oviparity, viviparity and ovoviviparity.

鲨鱼有三种繁殖方式，它们的繁殖方式因物种而异，分别是卵胎生、胎生和卵胎生。

2.Sharks display three ways to bear their young, varying by species, oviparity, viviparity and ovoviviparity.

鲨鱼有三种繁殖方式，它们的繁殖方式因物种而异，分别是卵胎生、胎生和卵胎生。

3.Many species of sharks exhibit ovoviviparity, where the eggs hatch inside the mother's body, allowing the young to be born live.

许多鲨鱼种类表现出卵胎生，即卵子在母体内孵化，使幼崽能够活产。

4.In ovoviviparity, the embryos develop inside eggs that remain in the mother's body until they are ready to hatch.

在卵胎生中，胚胎在母体内的卵子中发育，直到准备孵化时才会出来。

5.Some reptiles, like certain species of snakes, are known for their ovoviviparity reproductive strategy.

一些爬行动物，如某些蛇类，以其卵胎生的繁殖策略而闻名。

6.The concept of ovoviviparity is often confused with viviparity, but they have distinct differences in reproductive processes.

概念上的卵胎生常常与胎生混淆，但它们在繁殖过程中有明显的不同。

7.Understanding ovoviviparity can help biologists study the evolutionary advantages of different reproductive strategies.

理解卵胎生可以帮助生物学家研究不同繁殖策略的进化优势。

作文

In the vast and intricate world of biology, various reproductive strategies have evolved to ensure the survival of species. One such fascinating strategy is ovoviviparity, a term that describes a method of reproduction where embryos develop inside eggs that are retained within the mother's body until they are ready to hatch. This unique approach combines elements of both oviparity, where eggs are laid outside the body, and viviparity, where young are born alive after developing in the uterus. 卵胎生的生物在其生命周期中展示了许多适应性特征，使它们能够更好地生存于各自的环境中。 The concept of ovoviviparity is particularly intriguing because it highlights the diversity of reproductive strategies among different species. For example, many species of sharks and reptiles exhibit this form of reproduction. In these cases, the female retains the fertilized eggs within her body, providing a protective environment for the developing embryos. This method not only shields the eggs from predators but also allows the mother to regulate environmental conditions such as temperature and salinity, which can be crucial for the embryos' development. One of the most notable examples of ovoviviparity can be found in certain species of snakes, such as the boa constrictor. Female boas give birth to live young, but the embryos actually develop inside eggs that remain within the mother's body. This adaptation is particularly advantageous in environments where laying eggs might expose them to predation or harsh weather conditions. By retaining the eggs, the mother ensures a higher survival rate for her offspring, which is vital for the continuation of the species. Moreover, ovoviviparity can also be seen in some fish species, such as the guppy. The female guppy carries the fertilized eggs inside her body until they hatch, giving birth to fully formed fry. This reproductive strategy allows for greater control over the timing of birth, enabling the mother to choose a moment when conditions are most favorable for the survival of her young. Such flexibility can be crucial in habitats where resources fluctuate or predation pressure varies. The evolutionary significance of ovoviviparity cannot be understated. It represents a successful adaptation to specific ecological niches, allowing species to thrive in environments where traditional egg-laying might pose significant risks. This reproductive strategy illustrates the complexity of life and the myriad ways organisms have adapted to their surroundings over millions of years. In conclusion, ovoviviparity is a remarkable reproductive strategy that showcases the incredible diversity of life on Earth. By understanding this concept, we gain insight into the evolutionary processes that shape the natural world. As we continue to study and explore the complexities of biology, it becomes increasingly clear that adaptations like ovoviviparity play a vital role in the survival and success of many species. Through this lens, we can appreciate the intricate balance of life and the innovative strategies that organisms employ to navigate their environments. Ultimately, the study of such reproductive methods enriches our understanding of biodiversity and the interconnectedness of all living things.

在生物学这个广阔而复杂的世界中，各种繁殖策略不断演变，以确保物种的生存。其中一种令人着迷的策略是卵胎生，这个术语描述了一种繁殖方式，其中胚胎在母体内的卵中发育，直到准备孵化为止。这种独特的方法结合了卵生（即将卵子产在体外）和胎生（即在子宫内发育后出生活体）的元素。卵胎生的生物在其生命周期中展示了许多适应性特征，使它们能够更好地生存于各自的环境中。 卵胎生的概念特别引人入胜，因为它突显了不同物种之间繁殖策略的多样性。例如，许多鲨鱼和爬行动物物种表现出这种繁殖方式。在这些情况下，雌性将受精卵保留在体内，为发育中的胚胎提供保护环境。这种方法不仅可以保护卵子免受捕食者的侵害，还使母亲能够调节环境条件，如温度和盐度，这对胚胎的发育至关重要。 卵胎生的一个显著例子可以在某些蛇类物种中找到，例如博阿蟒。雌性博阿蟒生下活小蛇，但实际上胚胎是在母体内的卵中发育的。这种适应性在那些产卵可能会使卵子暴露于捕食或恶劣天气条件的环境中尤为有利。通过保留卵子，母亲确保了后代的生存率更高，这对物种的延续至关重要。 此外，卵胎生在一些鱼类物种中也可以看到，例如孔雀鱼。雌性孔雀鱼在体内携带受精卵，直到它们孵化，生下完全形成的小鱼。这种繁殖策略允许母亲更好地控制出生的时机，使她能够选择在条件最有利于幼崽生存的时刻进行生产。这种灵活性在资源波动或捕食压力变化的栖息地中至关重要。 卵胎生的进化意义不容小觑。它代表了一种成功适应特定生态位的方式，使物种能够在传统产卵可能带来重大风险的环境中繁衍生息。这种繁殖策略展示了生命的复杂性，以及生物在数百万年中如何适应其环境。 总之，卵胎生是一种非凡的繁殖策略，展示了地球上生命的惊人多样性。通过理解这一概念，我们深入了解了塑造自然世界的进化过程。当我们继续研究和探索生物学的复杂性时，越来越清楚的是，像卵胎生这样的适应在许多物种的生存和成功中发挥着至关重要的作用。通过这种视角，我们可以欣赏生命的微妙平衡，以及生物体为应对环境所采用的创新策略。最终，对这种繁殖方法的研究丰富了我们对生物多样性和所有生物相互联系的理解。