bufflehead

简明释义

英[ˈbʌf(ə)lˌhed]美[ˈbʌflhed]

n. 小鸭的一种

英英释义

单词用法

同义词

反义词

例句

1.Investigation afterward brought out Bufflehead did not even try to draw his gun.

事后调查证明，巴福尔·黑德甚至没有想拔枪。

2.Investigation afterward brought out Bufflehead did not even try to draw his gun.

事后调查证明，巴福尔·黑德甚至没有想拔枪。

3.The female bufflehead is less colorful than the male.

雌性白头鸭的颜色不如雄性鲜艳。

4.During our birdwatching trip, we spotted a beautiful bufflehead.

在我们的观鸟旅行中，我们发现了一只美丽的白头鸭。

5.The male bufflehead has striking black and white plumage.

雄性白头鸭有着引人注目的黑白羽毛。

6.On the lake, we saw a pair of buffleheads swimming gracefully.

在湖上，我们看到一对白头鸭优雅地游泳。

7.We learned that the bufflehead is known for its diving abilities.

我们了解到白头鸭以其潜水能力而闻名。

作文

The world of birds is vast and varied, filled with unique species that capture the imagination of bird watchers and nature enthusiasts alike. One such bird that stands out due to its distinctive appearance and behaviors is the bufflehead. The bufflehead (Bucephala albeola) is a small diving duck native to North America, particularly known for its striking plumage and playful antics on the water. This species is characterized by its compact size, with males typically measuring around 13-15 inches in length, making them one of the smallest ducks in North America.Males are particularly eye-catching, sporting a bold black and white coloration with a large, rounded head that appears almost like a puffball. Their heads are iridescent green and purple, creating a stunning contrast against their white bodies. Females, on the other hand, are more subdued in color, featuring a brownish hue with a white patch near the bill. This sexual dimorphism not only adds to the visual appeal of the bufflehead, but it also serves a purpose in the wild, allowing males to attract mates while females blend into their surroundings to protect their young.The bufflehead is primarily found in freshwater lakes and ponds during the breeding season, which typically occurs from late March to early June. During this time, they can be seen engaging in elaborate courtship displays, where males will perform a series of head-bobbing movements and vocalizations to impress potential mates. These displays are not only fascinating to observe, but they also highlight the intricate social behaviors of these ducks.As winter approaches, the bufflehead migrates to coastal waters, where they can be seen diving for food. Their diet primarily consists of aquatic invertebrates, such as small crustaceans and insects, as well as plant matter. The bufflehead is an agile diver, capable of plunging underwater to depths of up to 15 feet in search of food. Their ability to forage effectively in various aquatic environments is a testament to their adaptability and resilience.In addition to their physical characteristics and feeding habits, the bufflehead also plays a significant role in the ecosystem. As a part of the food web, they contribute to the balance of aquatic life by controlling populations of invertebrates and serving as prey for larger birds of prey. Furthermore, their presence can indicate the health of wetland ecosystems, making them an important species for conservation efforts.Despite their charm and ecological significance, bufflehead populations face threats from habitat loss, pollution, and climate change. Wetland destruction for agricultural and urban development has significantly reduced their breeding grounds, while changes in water quality can impact their food sources. Conservation organizations are working diligently to protect these habitats and ensure the survival of the bufflehead and other aquatic species.In conclusion, the bufflehead is a remarkable bird that embodies the beauty and complexity of nature. From their striking appearance to their playful behavior, these ducks are a joy to observe and study. By understanding and appreciating the bufflehead, we can foster a greater awareness of the importance of preserving our natural environments and the diverse species that inhabit them. Protecting the bufflehead and its habitat is not just about saving a single species; it's about maintaining the delicate balance of our ecosystems for future generations to enjoy.

鸟类的世界是广阔而多样的，充满了独特的物种，吸引着鸟类观察者和自然爱好者的想象力。其中一种因其独特外观和行为而脱颖而出的鸟是bufflehead。bufflehead（Bucephala albeola）是一种原产于北美的小潜鸭，以其显著的羽毛和在水面上的顽皮行为而闻名。这种物种的特点是体型小巧，雄性通常长约13-15英寸，是北美最小的鸭子之一。雄性特别引人注目，身披大胆的黑白相间的颜色，头部呈现出大而圆的形状，几乎像一个蓬松的球。它们的头部呈现出绿色和紫色的光泽，与白色的身体形成了惊人的对比。另一方面，雌性则颜色较为低调，呈现棕色，嘴边有一块白色的斑点。这种性别二态不仅增加了bufflehead的视觉吸引力，还在野外发挥了作用，使雄性能够吸引配偶，而雌性则能融入周围环境以保护幼鸟。bufflehead主要栖息在淡水湖泊和池塘中，繁殖季节通常发生在3月底至6月初。在此期间，它们可以看到雄性进行复杂的求偶展示，雄性会执行一系列的头部点头动作和发声，以打动潜在的配偶。这些展示不仅令人着迷，也突显了这些鸭子复杂的社会行为。随着冬季的临近，bufflehead迁徙到沿海水域，常常可以看到它们潜水觅食。它们的饮食主要由水生无脊椎动物组成，如小甲壳类和昆虫，以及植物材料。bufflehead是一种灵活的潜水者，能够潜入水下深达15英尺以寻找食物。它们在各种水域中有效觅食的能力证明了它们的适应性和韧性。除了其物理特征和觅食习性外，bufflehead在生态系统中也扮演着重要角色。作为食物链的一部分，它们通过控制无脊椎动物的种群并作为大型猛禽的猎物来维持水生生命的平衡。此外，它们的存在可以指示湿地生态系统的健康状况，使它们成为保护工作的重要物种。尽管它们迷人且生态意义重大，bufflehead种群面临着栖息地丧失、污染和气候变化的威胁。农业和城市开发造成的湿地破坏显著减少了它们的繁殖场所，而水质变化可能影响它们的食物来源。保护组织正在努力保护这些栖息地，以确保bufflehead和其他水生物种的生存。总之，bufflehead是一种非凡的鸟类，体现了自然的美丽和复杂性。从它们引人注目的外观到顽皮的行为，这些鸭子都是观察和研究的乐趣。通过理解和欣赏bufflehead，我们可以增强对保护自然环境及其栖息的多样物种重要性的认识。保护bufflehead及其栖息地不仅是为了拯救单一物种；而是为了维护我们的生态系统的微妙平衡，让后代也能享受这一切。