adaptive radiation

简明释义

适应辐射

英英释义

例句

1.In the case of mammals, adaptive radiation 适应性辐射 occurred after the dinosaurs went extinct, leading to a rapid diversification of species.

在哺乳动物的案例中，adaptive radiation 适应性辐射发生在恐龙灭绝之后，导致物种的快速多样化。

2.One of the best-known examples of adaptive radiation 适应性辐射 is the diversification of flowering plants after the Cretaceous period.

最著名的adaptive radiation 适应性辐射例子之一是白垩纪后开花植物的多样化。

3.Scientists study adaptive radiation 适应性辐射 to understand how species adapt to changing environments over time.

科学家研究adaptive radiation 适应性辐射，以理解物种如何随着时间的推移适应变化的环境。

4.The finches of the Galápagos Islands are a classic example of adaptive radiation 适应性辐射, where different species evolved from a common ancestor to exploit various ecological niches.

加拉帕戈斯群岛的雀鸟是一个经典的adaptive radiation 适应性辐射的例子，不同的物种从共同祖先演化而来，以利用不同的生态位。

5.The process of adaptive radiation 适应性辐射 can be observed in the evolution of cichlid fish in African lakes, which have adapted to different feeding strategies.

在非洲湖泊的慈鲷鱼进化中，可以观察到adaptive radiation 适应性辐射的过程，这些鱼类已经适应了不同的觅食策略。

作文

Adaptive radiation is a fascinating concept in evolutionary biology that describes the process by which organisms diversify rapidly into a wide variety of forms to adapt to different environments. This phenomenon often occurs when a species colonizes a new habitat with diverse ecological niches. For example, when the ancestors of Darwin's finches arrived on the Galápagos Islands, they encountered a range of food sources and environmental conditions. Over time, these birds evolved distinct beak shapes and sizes, allowing them to exploit various types of food, such as seeds, insects, and fruits. This process of adaptive radiation (适应性辐射) not only illustrates the power of natural selection but also highlights the intricate relationships between organisms and their environments.The concept of adaptive radiation (适应性辐射) can be observed in many other instances throughout the history of life on Earth. For instance, the diversification of mammals after the extinction of the dinosaurs serves as another prime example. With the disappearance of dominant reptilian predators, mammals were able to evolve into numerous forms, occupying ecological roles ranging from small rodents to large whales. Each of these groups adapted to their specific environments, leading to the incredible variety of mammalian species we see today.In addition to the biological implications, adaptive radiation (适应性辐射) also has significant ecological consequences. When a species radiates into new forms, it can affect the entire ecosystem, influencing the dynamics of competition, predation, and symbiosis. The introduction of new species can lead to changes in the availability of resources and can even result in the extinction of less adaptable species. Thus, understanding adaptive radiation (适应性辐射) not only enriches our knowledge of biodiversity but also emphasizes the importance of conservation efforts to protect vulnerable ecosystems.Moreover, the study of adaptive radiation (适应性辐射) provides insights into the mechanisms of evolution itself. Researchers investigate the genetic and environmental factors that drive this diversification process. By examining the genomes of various species, scientists can identify specific genes associated with adaptations to different habitats. This research has profound implications for fields such as agriculture and medicine, where understanding how organisms adapt can lead to better crop varieties and treatments for diseases.In conclusion, adaptive radiation (适应性辐射) is a key concept that helps explain the diversity of life on our planet. It showcases the remarkable ability of organisms to adapt to their surroundings and fill various ecological niches. As we continue to explore the complexities of evolution, the study of adaptive radiation (适应性辐射) will undoubtedly remain a central focus, offering a deeper understanding of the natural world and the processes that shape it.