walruses

简明释义

英[ˈwɔːl.rəs.ɪz]美[ˈwɔr.lə.sɪz]

n. 海象（walrus 的复数）

英英释义

单词用法

同义词

反义词

例句

1.The overcrowded conditions put younger smaller walruses at risk of being crushed.

这种过度拥挤的状况会导致一些年轻的小海象被活活挤死。

2.Biologists have long maintained that two groups of pinnipeds, sea lions and walruses, are descended from response to similar environmental pressures.

生物学家们长期认为，两类鳍脚亚目动物，即海狮和海象，都是从一种陆地上的类似于熊的动物繁衍而来的。

3.Walruses have enormous appetites and hunt for food almost constantly.

海象食欲极大，几乎一直在猎取食物。

4.More than one hundred thirty walruses died during similar conditions in two thousand nine.

在2009年，就有一百三十多只海象因为类似的拥挤环境而死亡。

5.Moreover, walruses and seals drive themselves through the water with thrusts of their hind flippers, but sea lions use their front flippers.

此外，海象和海豹用它们的后鳍推动自己在水中运动，而海狮用它们的前鳍。

6.Arctic sunlight dapples a pod of Atlantic walruses swimming in Canada's Foxe Basin.

北极的日光晒起斑纹一个豆荚状的斑纹，大西洋海象群游泳在加拿大的福克斯湾。

7.The Sea also has a large amount of ice, where walruses and polar bears can rest.

而且，这片海洋有大量的冰块可供海象和北极熊栖息。

8.Thats true for hyacinths and homo sapiens, walruses and raz, which is a fish. A switch hitting fish.

对于风信子，智人，海象和隆头鱼来说都是如此。

9.Many tourists visit Alaska to see walruses in their natural habitat.

许多游客前往阿拉斯加，以在它们的自然栖息地看到海象。

10.The walruses are known for their large tusks and whiskers.

这些海象以其巨大的獠牙和胡须而闻名。

11.The walruses use their blubber to stay warm in icy waters.

这些海象利用其脂肪在冰冷的水中保持温暖。

12.The documentary highlighted the challenges faced by walruses due to climate change.

这部纪录片强调了由于气候变化而面临的海象挑战。

13.During our trip to the Arctic, we saw a group of walruses lounging on the ice.

在我们北极之旅中，我们看到一群正在冰上休息的海象。

作文

The ocean is home to a diverse range of creatures, each with its own unique characteristics and adaptations. Among these fascinating animals are the walruses, large marine mammals known for their distinctive tusks and whiskers. These impressive creatures belong to the family Odobenidae and are primarily found in the Arctic regions, where they inhabit the icy waters of the northern seas. The presence of walruses in these cold environments is not just a matter of survival; it is a testament to their remarkable evolutionary adaptations.Walruses are easily recognizable due to their long tusks, which can grow up to three feet in length. These tusks are actually elongated canine teeth and serve multiple purposes. They are used for defense against predators, for dominance displays among males, and for helping the walruses haul themselves out of the water onto ice floes. The tusks also play a role in social interactions within groups, as they can signify health and strength.In addition to their tusks, walruses have thick skin and a layer of blubber that insulates them from the frigid temperatures of their habitat. This blubber can be several inches thick, providing both warmth and energy reserves. Their skin is wrinkled and has a grayish-brown color, which helps them blend into their surroundings, making it harder for predators to spot them. The whiskers on their faces, known as vibrissae, are highly sensitive and help them detect food in the murky waters where visibility is low.Diet-wise, walruses are primarily benthic feeders, meaning they forage on the ocean floor. They consume a variety of prey, including clams, mollusks, and other invertebrates. Using their powerful suction capabilities, they can extract food from the seabed, often uprooting entire beds of clams. Their feeding habits are crucial for the ecosystem, as they help maintain the balance of marine life in their habitats.Socially, walruses are known to be quite sociable animals. They often gather in large groups, sometimes numbering in the thousands, especially during breeding season. These gatherings provide opportunities for mating and social interactions, but they also pose risks, as larger groups can attract predators such as polar bears. The social dynamics of walruses are complex, with hierarchies often established based on size and age.Unfortunately, walruses face numerous threats due to climate change and human activities. The melting ice in the Arctic is reducing their habitat and access to food sources. Additionally, hunting and industrial activities pose significant risks to their populations. Conservation efforts are essential to protect these magnificent creatures and ensure their survival for future generations. Organizations worldwide are working to raise awareness about the plight of walruses and promote sustainable practices that can help mitigate the impact of climate change.In conclusion, walruses are remarkable animals that play a vital role in the marine ecosystem. Their unique adaptations, social structures, and feeding habits make them an intriguing subject of study. As we continue to learn more about these fascinating creatures, it becomes increasingly important to advocate for their protection and the preservation of their natural habitats. By doing so, we can help ensure that future generations will have the opportunity to appreciate the beauty and complexity of walruses in the wild.

海洋是各种生物的家园，每种生物都有其独特的特征和适应能力。在这些迷人的动物中，有一种大型海洋哺乳动物，它们以独特的獠牙和胡须而闻名，那就是海象。这些令人印象深刻的生物属于海象科，主要分布在北极地区，栖息在北方海域的冰冷水域中。海象在这些寒冷环境中的存在不仅仅是生存的问题；它是它们显著的进化适应能力的证明。海象因其长长的獠牙而易于识别，这些獠牙可以长达三英尺。实际上，这些獠牙是延长的犬齿，具有多重用途。它们用于抵御捕食者的攻击，在雄性之间进行主导地位的展示，以及帮助海象从水中爬到冰面上。獠牙在群体内的社会互动中也起着重要作用，因为它们可以象征健康和力量。除了獠牙之外，海象还有厚厚的皮肤和一层脂肪，能够隔绝寒冷的栖息地温度。这层脂肪可以达到几英寸的厚度，不仅提供温暖，还能作为能量储备。它们的皮肤皱纹较多，呈灰褐色，这有助于它们与周围环境融为一体，使捕食者更难发现它们。它们脸上的胡须，称为触须，非常敏感，帮助它们在能见度低的浑浊水中探测食物。在饮食方面，海象主要是底栖觅食者，意味着它们在海底觅食。它们消耗各种猎物，包括蛤蜊、软体动物和其他无脊椎动物。利用强大的吸力能力，它们可以从海床提取食物，常常连根拔起整片蛤蜊床。它们的觅食习惯对生态系统至关重要，因为它们帮助维持栖息地中海洋生物的平衡。在社交方面，海象被认为是相当社交的动物。它们经常聚集成大群，有时数量可达数千只，特别是在繁殖季节。这些聚会为交配和社交互动提供了机会，但也带来了风险，因为较大的群体可能会吸引捕食者，如北极熊。海象的社会动态非常复杂，通常根据大小和年龄建立等级。不幸的是，海象由于气候变化和人类活动面临众多威胁。北极的冰层融化正在减少它们的栖息地和获取食物的途径。此外，狩猎和工业活动对它们的种群构成了重大风险。保护工作对于保护这些壮丽生物并确保其在未来几代人的生存至关重要。全球各地的组织正在努力提高人们对海象困境的认识，并促进可持续实践，以帮助减轻气候变化的影响。总之，海象是令人惊叹的动物，在海洋生态系统中发挥着至关重要的作用。它们独特的适应能力、社会结构和觅食习惯使它们成为一个引人入胜的研究对象。随着我们对这些迷人生物的了解不断加深，倡导保护它们及其自然栖息地变得愈加重要。通过这样做，我们可以帮助确保未来的世代有机会欣赏到野外海象的美丽和复杂性。