ovipara

简明释义

英[əʊˈvɪpərə]美[oʊˈvɪpərə]

n. （复数）[动] 卵生动物

英英释义

单词用法

同义词

反义词

例句

1.Then at 8L:16D photoperiod, no male was produced and percent ovipara was highest (90.76%) in the 3rd generation.

在8L：16D光周期条件下，无雄蚜分化，而性雌蚜比例最高（90.76%）。

2.Then at 8L:16D photoperiod, no male was produced and percent ovipara was highest (90.76%) in the 3rd generation.

在8L：16D光周期条件下，无雄蚜分化，而性雌蚜比例最高（90.76%）。

3.The results showed that the ovipara of pea aphid in Lanzhou area were wingless, while males were winged.

结果表明：兰州地区豌豆蚜性雌蚜均为无翅型，而雄蚜均为有翅型。

4.The term ovipara refers to animals that lay eggs, such as birds and reptiles.

术语ovipara指的是像鸟类和爬行动物一样产卵的动物。

5.In biology class, we learned that ovipara species have different reproductive strategies.

在生物课上，我们了解到ovipara物种有不同的繁殖策略。

6.Many fish are classified as ovipara, releasing large numbers of eggs into the water.

许多鱼被归类为ovipara，将大量卵子释放到水中。

7.Turtles are an example of ovipara animals, laying their eggs in sandy nests.

海龟是ovipara动物的一个例子，它们在沙滩上筑巢产卵。

8.The study of ovipara can help us understand evolutionary adaptations in various species.

对ovipara的研究可以帮助我们理解各种物种的进化适应性。

作文

The term ovipara refers to a group of animals that reproduce by laying eggs. This reproductive strategy is found in various species across different classes, including birds, reptiles, amphibians, and even some fish. The process of laying eggs allows for the development of offspring outside the mother's body, providing certain advantages in terms of survival and adaptation. For instance, many ovipara can lay a large number of eggs, increasing the chances that at least some will survive to adulthood. This method of reproduction contrasts with viviparous animals, which give birth to live young. One of the most fascinating aspects of ovipara is the diversity of egg-laying species and their unique adaptations. Birds, for example, have developed hard-shelled eggs that provide protection to the developing embryo inside. These shells are often camouflaged to blend into the environment, helping to keep the eggs safe from predators. In contrast, reptiles typically lay eggs with softer shells, which may require specific environmental conditions to ensure successful incubation. Amphibians, another class of ovipara, often lay their eggs in water, where they hatch into larvae before undergoing metamorphosis into adult forms. This aquatic stage is crucial for many species, as it provides a habitat rich in food resources. Some fish also exhibit similar reproductive strategies, laying thousands of eggs in a single spawning event, further emphasizing the reproductive success associated with being ovipara. The evolutionary significance of ovipara is profound, as it has allowed these species to colonize a wide range of environments. For instance, the ability to lay eggs means that many ovipara can reproduce in areas where resources are abundant, such as during seasonal rains or in nutrient-rich waters. This flexibility can lead to rapid population growth in favorable conditions. However, being ovipara also comes with challenges. The eggs are often vulnerable to environmental threats, such as changes in temperature, humidity, or predation. Many species have developed intricate behaviors to protect their eggs, such as building nests or guarding their spawning grounds. The survival of the eggs and the subsequent hatchlings is a critical aspect of the life cycle of ovipara species. In conclusion, the concept of ovipara encompasses a diverse array of organisms that utilize egg-laying as their primary reproductive strategy. This method has allowed them to adapt and thrive in various ecological niches. Understanding the characteristics and behaviors associated with ovipara not only highlights the wonders of nature but also underscores the importance of conserving these species and their habitats. As we continue to study and learn about the complexities of reproduction in the animal kingdom, the role of ovipara remains a significant area of interest for scientists and nature enthusiasts alike.

“ovipara”一词指的是通过产卵繁殖的一类动物。这种繁殖策略在不同类别的各种物种中都有发现，包括鸟类、爬行动物、两栖动物，甚至一些鱼类。产卵的过程使得后代能够在母体外部发育，这在生存和适应方面提供了一定的优势。例如，许多ovipara可以产下大量的卵，从而增加至少有一些能存活到成年的机会。这种繁殖方法与胎生动物形成对比，后者是生下活的幼崽。 ovipara最引人入胜的方面之一是产卵物种的多样性及其独特的适应性。例如，鸟类已经发展出坚硬的蛋壳，能够保护内部发育中的胚胎。这些蛋壳通常会伪装成环境的一部分，以帮助保护卵免受捕食者的攻击。相比之下，爬行动物通常会产下较软的蛋壳，这可能需要特定的环境条件来确保成功孵化。 另一类ovipara是两栖动物，它们通常在水中产卵，卵孵化成幼虫，然后经历变态发育成成体。这一水生阶段对许多物种至关重要，因为它提供了丰富的食物资源。一些鱼类也表现出类似的繁殖策略，在一次产卵事件中产下数千个卵，进一步强调了作为ovipara所带来的繁殖成功。 ovipara的进化意义深远，因为它使这些物种能够占领广泛的环境。例如，能够产卵意味着许多ovipara可以在资源丰富的区域繁殖，比如在季节性降雨或营养丰富的水域中。这种灵活性可以导致在有利条件下的快速种群增长。 然而，作为ovipara也面临着挑战。卵常常容易受到环境威胁，例如温度、湿度变化或捕食。许多物种已经发展出复杂的行为来保护它们的卵，例如筑巢或保护它们的产卵场地。卵和随后的幼崽的存活是ovipara物种生命周期的关键方面。 总之，ovipara的概念涵盖了一系列利用产卵作为主要繁殖策略的生物。这种方法使它们能够适应并在各种生态位中蓬勃发展。理解与ovipara相关的特征和行为不仅突显了自然界的奇观，也强调了保护这些物种及其栖息地的重要性。随着我们继续研究和了解动物王国中繁殖的复杂性，ovipara的角色仍然是科学家和自然爱好者关注的重要领域。