adaptive trait

简明释义

适应特性;

英英释义

例句

1.Camouflage is an important adaptive trait 适应性特征 for many animals, helping them avoid predators.

伪装是许多动物的重要adaptive trait 适应性特征，帮助它们避开捕食者。

2.The long neck of the giraffe is an example of an adaptive trait 适应性特征 that allows it to reach high leaves.

长颈鹿的长脖子是一个adaptive trait 适应性特征的例子，使它能够够到高处的树叶。

3.Birds that migrate have an adaptive trait 适应性特征 that allows them to find food during different seasons.

迁徙的鸟类具有一个adaptive trait 适应性特征，使它们能够在不同季节找到食物。

4.The ability to store fat is an adaptive trait 适应性特征 that helps animals survive in harsh winter conditions.

储存脂肪的能力是一个adaptive trait 适应性特征，帮助动物在严酷的冬季条件下生存。

5.The thick fur of polar bears is an adaptive trait 适应性特征 that keeps them warm in icy climates.

北极熊的厚毛皮是一个adaptive trait 适应性特征，能让它们在冰冷的气候中保持温暖。

作文

In the vast tapestry of life on Earth, every species has evolved over millions of years to survive and thrive in its unique environment. Central to this process of evolution is the concept of an adaptive trait, which refers to a characteristic that enhances an organism's ability to survive and reproduce in its specific habitat. These traits are the result of natural selection, where beneficial variations are preserved and passed on to future generations. Understanding adaptive traits provides insight into the incredible diversity of life and the mechanisms behind evolutionary change.For instance, consider the case of the peppered moth during the Industrial Revolution in England. Originally, most of these moths were light-colored, allowing them to blend in with the lichen-covered trees they rested upon. However, as pollution darkened the trees, a darker variant of the moth became more common. The darker coloration was an adaptive trait that increased the moth's chances of survival by making it less visible to predators. This example illustrates how environmental changes can drive the evolution of adaptive traits, highlighting the dynamic relationship between organisms and their surroundings.Another classic example is the long neck of the giraffe. This adaptive trait allows giraffes to reach leaves high up in trees, giving them access to food that shorter animals cannot reach. This not only helps them survive in their environment but also plays a role in reproductive success, as taller males may be more attractive to females. The evolution of such traits showcases how competition for resources can shape the physical characteristics of a species over time.Moreover, adaptive traits are not limited to physical characteristics. Behavioral adaptations also play a crucial role in survival. For example, many bird species exhibit migratory behavior, traveling long distances to find food or suitable breeding grounds. This migration is an adaptive trait that allows these birds to exploit seasonal resources and avoid harsh weather conditions. Such behaviors demonstrate the flexibility and adaptability of species in response to changing environments.The study of adaptive traits also has important implications for conservation efforts. As climate change and habitat destruction threaten many species, understanding which traits enable survival in changing conditions can inform strategies to protect vulnerable populations. For instance, identifying species with high genetic diversity may indicate a greater potential for adaptation to new environmental challenges, guiding conservation priorities.In conclusion, adaptive traits are fundamental to the survival and evolution of species. They encompass a wide range of physical and behavioral characteristics that enhance an organism's fitness in its environment. By studying these traits, we gain valuable insights into the processes of natural selection and the intricate web of life on our planet. As we face unprecedented environmental changes, understanding adaptive traits will be crucial for both preserving biodiversity and ensuring the resilience of ecosystems in the future.

在地球上生命的广阔图景中，每个物种经过数百万年的演化，才能在其独特环境中生存和繁衍。这个进化过程的核心概念是适应性性状，指的是一种增强生物在特定栖息地中生存和繁殖能力的特征。这些性状是自然选择的结果，其中有益的变异被保留并传递给后代。理解适应性性状可以深入了解生命的惊人多样性以及进化变化背后的机制。例如，考虑到工业革命期间的胡椒蛾的案例。最初，这些蛾子大多数是浅色的，使它们能够与它们栖息的苔藓覆盖的树木融为一体。然而，随着污染使树木变暗，一种较暗的蛾子变得更加普遍。较暗的颜色是一种适应性性状，增加了蛾子在捕食者面前的生存机会。这个例子说明了环境变化如何推动适应性性状的进化，突显了生物与其环境之间的动态关系。另一个经典的例子是长颈鹿的长脖子。这种适应性性状使长颈鹿能够够到高处树上的叶子，从而获得短小动物无法触及的食物。这不仅帮助它们在环境中生存，还在繁殖成功中发挥作用，因为较高的雄性可能对雌性更具吸引力。这种性状的进化展示了资源竞争如何塑造一个物种的身体特征。此外，适应性性状不仅限于身体特征。行为适应也在生存中发挥着至关重要的作用。例如，许多鸟类展现出迁徙行为，长途旅行寻找食物或合适的繁殖场所。这种迁徙是一种适应性性状，使这些鸟类能够利用季节性资源并避免恶劣天气条件。这些行为展示了物种在应对变化环境时的灵活性和适应性。对适应性性状的研究还对保护工作具有重要意义。随着气候变化和栖息地破坏威胁着许多物种，理解哪些性状使生物能够在变化条件下生存，可以为保护脆弱种群提供指导。例如，识别出具有高遗传多样性的物种可能表明其对新环境挑战的适应潜力，从而指导保护优先事项。总之，适应性性状是物种生存和进化的基础。它们包含一系列增强生物在其环境中适应能力的身体和行为特征。通过研究这些特征，我们获得了对自然选择过程和我们星球上生命复杂网络的宝贵见解。随着我们面临前所未有的环境变化，理解适应性性状将对保护生物多样性和确保未来生态系统的韧性至关重要。