herbivore

简明释义

英[ˈhɜːbɪvɔː(r)]美[ˈɜːrbɪvɔːr;ˈhɜːrbɪvɔːr]

n. [动] 食草动物

复 数 h e r b i v o r e s

英英释义

单词用法

同义词

反义词

例句

1.The research progress in the chemical defense of plant to mammalian herbivore was reviewed in this paper.

综述植物次生合物防卫植食性哺乳动物觅食的研究进展。

2.Most herbivore teeth are grinders, canines are usually absent.

食草动物的牙齿大部分是臼齿，通常没有犬齿。

3.This hominid was a herbivore and ate tough, hard to chew, plants.

这是一个原始人吃食草动物和强硬，难以咀嚼，植物。

4.Creatures now respect diet type: herbivore, carnivore, and omnivore; they will get sick if feed the wrong food type.

生物现在尊重饮食类型：草食动物，食肉动物和杂食动物；他们将如果，喂错食物类型生病。

5.The characteristics and functions of herbivory insect induced plant volatiles are results of the co evolution among plant, herbivore and natural enemy.

虫害诱导的植物挥发物的特征和功能是植物—植食性昆虫—天敌之间长期进化的结果。

6.The physical structure and amount of plant surface wax can effect insect herbivore attachment and locomotion.

植物表面蜡质的物理结构和数量能够影响植食性昆虫的附着和移动。

7.A total herbivore is able to coexist with an omnivore because they have significantly different diets.

一种纯粹的食草动物可以和杂食性动物共存的重要原因即是，他们赖以为生的食物是截然不同的。

8.The model consists of environment, grass agents, herbivore agents, carnivore agents and interaction rules among agents or between agents and environment.

模型由环境、植物主体、草食动物主体、肉食动物主体以及主体之间、主体和环境之间的行为交互规则组成。

9.The meat of the herbivore is, in comparison, far more edible and smell wise.

相比之下，食草动物的肉更易食用，闻起来更美味。

10.Rabbits are small herbivores 食草动物 that eat mostly vegetables and fruits.

兔子是小型的食草动物，主要吃蔬菜和水果。

11.Many dinosaurs were herbivores 食草动物, feeding on ferns and other vegetation.

许多恐龙是食草动物，以蕨类植物和其他植物为食。

12.A cow is a typical herbivore 食草动物 that grazes on grass.

牛是一种典型的食草动物，以草为食。

13.Elephants are large herbivores 食草动物 that consume a variety of plants.

大象是大型的食草动物，以各种植物为食。

14.Giraffes are unique herbivores 食草动物 known for their long necks.

长颈鹿是一种独特的食草动物，以其长脖子而闻名。

作文

In the vast tapestry of the animal kingdom, there exists a diverse array of species, each adapted to its own unique ecological niche. Among these, the herbivore stands out as a fascinating group of animals that play a crucial role in maintaining the balance of ecosystems. A herbivore is defined as an organism that primarily consumes plant material, including leaves, stems, fruits, and roots. This dietary preference not only shapes their physiology but also influences the environment around them.Herbivores can be found in various forms, from the smallest insects like caterpillars to the largest mammals such as elephants and giraffes. Each of these animals has developed specific adaptations that enable them to thrive on a plant-based diet. For instance, many herbivores possess specialized teeth for grinding and chewing tough plant fibers. Cows, for example, have flat molars that are perfect for breaking down grass, while rabbits have sharp incisors for cutting through leafy greens.Moreover, the digestive systems of herbivores are often uniquely evolved to process cellulose, a complex carbohydrate found in plant cell walls. Many large herbivores, like cows and deer, have multi-chambered stomachs that allow them to ferment plant material with the help of microorganisms. This fermentation process breaks down cellulose, enabling the animal to extract essential nutrients from their food. In contrast, smaller herbivores, such as rabbits, engage in a behavior called coprophagy, where they consume their feces to absorb more nutrients from their food.The role of herbivores extends beyond their dietary habits; they are integral to the health of ecosystems. By consuming plants, they help control vegetation growth, allowing for a diverse range of plant species to thrive. This, in turn, supports a variety of other organisms, including predators that rely on herbivores as a food source. For example, the presence of large grazing herbivores like bison or antelope can create open areas in grasslands, promoting the growth of new plant species and providing habitats for numerous other wildlife.Additionally, herbivores contribute to nutrient cycling within ecosystems. As they graze, they not only consume plant matter but also excrete waste that enriches the soil with nutrients. This natural fertilization process enhances soil fertility, promoting healthy plant growth and sustaining the ecosystem's productivity.However, herbivores face numerous challenges in their environments, including habitat loss, climate change, and predation. As human activities continue to encroach upon natural habitats, many herbivore populations are declining. Conservation efforts are essential to protect these vital species and ensure the stability of ecosystems worldwide.In conclusion, herbivores are much more than just plant-eating animals; they are key players in the intricate web of life. Their unique adaptations, roles in ecosystems, and contributions to biodiversity highlight their importance in nature. Understanding and protecting herbivores is crucial for maintaining ecological balance and ensuring a sustainable future for all living organisms.

在动物王国的广阔画卷中，存在着各种各样的物种，每种物种都适应了自己独特的生态位。在这些物种中，草食动物作为一种迷人的动物群体，发挥着维持生态系统平衡的重要作用。草食动物被定义为主要以植物材料为食的生物，包括叶子、茎、果实和根。这种饮食偏好不仅塑造了它们的生理特征，还影响了它们周围的环境。草食动物可以以多种形式存在，从最小的昆虫如毛虫到最大的哺乳动物如大象和长颈鹿。这些动物中的每一种都发展出了特定的适应性，使它们能够在以植物为基础的饮食中茁壮成长。例如，许多草食动物拥有专门的牙齿，用于磨碎和咀嚼坚韧的植物纤维。比如，牛的磨牙扁平，非常适合粉碎草，而兔子则有锋利的门牙，用于切割绿叶。此外，草食动物的消化系统通常是独特进化的，以便处理纤维素，这是一种存在于植物细胞壁中的复杂碳水化合物。许多大型草食动物，如牛和鹿，拥有多腔胃，可以通过微生物的帮助发酵植物材料。这一发酵过程分解了纤维素，使动物能够从食物中提取出必需的营养成分。相比之下，较小的草食动物，如兔子，会采取一种叫做食粪行为的方式，吃掉自己的粪便来吸收更多的营养。草食动物的角色不仅限于它们的饮食习惯；它们是生态系统健康的关键。通过摄食植物，它们帮助控制植被的生长，使得多种植物物种能够繁茂生长。这反过来又支持了其他多种生物，包括依赖草食动物作为食物来源的捕食者。例如，大型的食草动物如野牛或羚羊的存在，可以在草原上创造开放区域，促进新植物种类的生长，并为众多其他野生动物提供栖息地。此外，草食动物还促进了生态系统内的养分循环。当它们吃草时，不仅摄取植物物质，还排泄出富含养分的废物，给土壤提供肥料。这一自然施肥过程增强了土壤的肥力，促进了健康植物的生长，维持了生态系统的生产力。然而，草食动物在其环境中面临着许多挑战，包括栖息地丧失、气候变化和捕食。随着人类活动不断侵占自然栖息地，许多草食动物种群正在减少。保护工作对于保护这些重要物种并确保全球生态系统的稳定至关重要。总之，草食动物不仅仅是以植物为食的动物；它们是生命复杂网络中的关键角色。它们独特的适应性、在生态系统中的角色以及对生物多样性的贡献突显了它们在自然界中的重要性。理解和保护草食动物对于维护生态平衡以及确保所有生物的可持续未来至关重要。