oviparity

简明释义

英[ˌoʊvɪˈpærɪti]美[ˌoʊvɪˈpærɪti]

n. [动] 卵生

复 数 o v i p a r i t i e s

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.Some fish also display oviparity, laying eggs that develop outside the mother's body.

一些鱼类也表现出卵生，下的卵在母体外发育。

4.Many reptiles exhibit oviparity, meaning they lay eggs instead of giving birth to live young.

许多爬行动物表现出卵生的特征，这意味着它们下蛋而不是生育活幼仔。

5.Birds are a classic example of oviparity, as they lay eggs in nests to protect their offspring.

鸟类是卵生的经典例子，因为它们在巢中下蛋以保护后代。

6.The study of oviparity helps scientists understand the reproductive strategies of various species.

对卵生的研究帮助科学家理解各种物种的繁殖策略。

7.Insects like butterflies and bees are known for their oviparity, laying eggs in specific environments.

像蝴蝶和蜜蜂这样的昆虫以其卵生而闻名，它们在特定环境中产卵。

作文

Oviparity is a fascinating reproductive strategy found in many species across the animal kingdom. This term refers to the process by which animals lay eggs that develop and hatch outside the mother's body. The concept of oviparity (卵生) is significant in understanding the diversity of life forms and their adaptations to various environments. Many reptiles, birds, amphibians, and even some fish exhibit this reproductive method, showcasing the evolutionary advantages it can provide. One of the primary benefits of oviparity (卵生) is that it allows for the production of a larger number of offspring at one time. For instance, a single female turtle can lay dozens of eggs in a single nesting season. This high reproductive output increases the chances of survival for at least some of the young, despite the numerous threats they may face during their development. Additionally, laying eggs allows the mother to conserve energy that would otherwise be spent on carrying developing embryos internally. The environmental factors influencing oviparity (卵生) are also worth noting. Many egg-laying species choose specific locations for nesting, often selecting areas that provide optimal conditions for the eggs to develop. For example, sea turtles return to the beaches where they were born to lay their eggs, ensuring that the conditions are favorable for hatching. Temperature, humidity, and predation risk are all critical considerations for these animals when deciding where to deposit their eggs. Moreover, the development of eggs in external environments has led to unique adaptations among oviparous (卵生的) species. Some birds, like the ostrich, have developed hard-shelled eggs that protect the developing embryo from physical damage and dehydration. In contrast, many amphibians produce jelly-like egg masses that remain moist in aquatic environments, allowing for gas exchange and protection from predators. These adaptations highlight the incredible ways in which different species have evolved to optimize their reproductive success through oviparity (卵生). Despite its advantages, oviparity (卵生) also comes with challenges. Eggs are vulnerable to various threats, including predation, environmental changes, and disease. Many species have developed strategies to mitigate these risks. For example, some birds engage in brood parasitism, laying their eggs in the nests of other birds to increase the survival chances of their offspring. Others may bury their eggs or use camouflage to protect them from predators. In conclusion, oviparity (卵生) represents a remarkable evolutionary strategy that has allowed many species to thrive in diverse environments. By laying eggs, these animals can maximize their reproductive output while minimizing the energy costs associated with gestation. Understanding the complexities of oviparity (卵生) not only sheds light on the reproductive strategies of various species but also emphasizes the intricate balance between adaptation and survival in the natural world.