gnatcatchers

简明释义

英[ˈnætˌkætʃə(r)]美[ˈnætˌkætʃər]

n. 食虫鸣禽

英英释义

单词用法

同义词

反义词

例句

1.American kinglets and gnatcatchers.

美洲戴菊鸟和食虫鸣禽。

2.American kinglets and gnatcatchers.

美洲戴菊鸟和食虫鸣禽。

3.The gnatcatchers' distinctive calls can be heard in the early morning.

在清晨可以听到gnatcatchers独特的鸣叫声。

4.Many birdwatchers enjoy observing gnatcatchers because of their lively behavior.

许多鸟类观察者喜欢观察gnatcatchers，因为它们活泼的行为。

5.The small birds known as gnatcatchers are often found flitting through the underbrush.

被称为gnatcatchers的小鸟常常在灌木丛中飞来飞去。

6.During our hike, we spotted several gnatcatchers darting after insects.

在我们的徒步旅行中，我们看到几只gnatcatchers在追逐昆虫。

7.In the spring, gnatcatchers return to their breeding grounds.

在春天，gnatcatchers会返回它们的繁殖地。

作文

In the vast world of ornithology, there are countless species of birds that capture the attention of both amateur birdwatchers and seasoned experts. One such fascinating group is the gnatcatchers, small, agile birds known for their lively behavior and distinctive calls. These tiny creatures belong to the family Polioptilidae and are primarily found in North and Central America. The most common species, the Blue-gray gnatcatcher (Polioptila caerulea), is often spotted flitting through shrubs and low trees, searching for insects to feed on. The name gnatcatchers itself is quite descriptive; these birds are adept at catching small flying insects, particularly gnats, which form a significant part of their diet. Their hunting technique is impressive; they dart from branch to branch, using their quick reflexes to snatch insects mid-air. This skill not only showcases their agility but also highlights their role in controlling insect populations in their habitats. Observing gnatcatchers can be a delightful experience for birdwatchers. Their energetic movements and curious nature make them a joy to watch. They often call out in a series of high-pitched notes, which can be heard as they communicate with each other or establish their territory. The male gnatcatcher is particularly vocal during the breeding season, using his song to attract a mate and defend his territory from rivals. These birds typically inhabit open woodlands, scrublands, and areas with dense undergrowth. They prefer environments where they can easily find food and build their nests. The nest of a gnatcatcher is a remarkable structure, usually built in the fork of a tree or shrub, made from plant fibers, spider silk, and other natural materials. The female is responsible for constructing the nest, which she lines with soft materials to ensure the comfort of her young. While gnatcatchers are not considered endangered, their populations can be affected by habitat loss due to urban development and agricultural expansion. Conservation efforts aimed at preserving their natural habitats are crucial for maintaining healthy populations of these charming birds. Birdwatchers and nature enthusiasts can contribute to these efforts by participating in local conservation programs and advocating for the protection of natural spaces. In conclusion, gnatcatchers are more than just small birds; they play an essential role in our ecosystems as insectivores and indicators of environmental health. Their lively presence adds vibrancy to our natural surroundings, reminding us of the beauty and complexity of the avian world. By understanding and appreciating these remarkable birds, we can foster a greater respect for wildlife and the importance of preserving their habitats for future generations.

在鸟类学的广阔世界中，有无数种鸟类吸引着业余鸟类观察者和经验丰富的专家的注意。其中一个迷人的群体是gnatcatchers，这些小巧灵活的鸟以其生动的行为和独特的叫声而闻名。这些微小的生物属于Polioptilidae科，主要分布在北美和中美洲。最常见的物种是蓝灰色gnatcatcher（Polioptila caerulea），通常可以在灌木丛和低树中看到它们飞来飞去，寻找昆虫作为食物。gnatcatchers这个名字本身就很形象；这些鸟擅长捕捉小型飞行昆虫，尤其是蚊虫，这些昆虫构成了它们饮食的重要部分。它们的捕猎技巧令人印象深刻；它们从一根树枝飞跃到另一根树枝，利用快速的反应能力在空中抓住昆虫。这种技能不仅展示了它们的灵活性，还突显了它们在控制栖息地昆虫种群方面的作用。观察gnatcatchers对鸟类观察者来说是一种愉快的体验。它们充满活力的动作和好奇的天性使它们成为观看的乐趣。它们常常发出一系列高音调的叫声，可以在它们彼此交流或建立领土时听到。在繁殖季节，雄性gnatcatcher特别喜欢鸣叫，用歌声吸引配偶并保护自己的领土免受竞争者的侵扰。这些鸟通常栖息在开阔的林地、灌木丛和有密集灌木的地区。它们更喜欢能够轻松找到食物和筑巢的环境。gnatcatchers的巢是一个非凡的结构，通常建在树或灌木的分叉处，由植物纤维、蜘蛛丝和其他天然材料制成。雌性负责建造巢穴，她用柔软的材料衬里，以确保幼鸟的舒适。虽然gnatcatchers并不被认为是濒危物种，但由于城市发展和农业扩张，栖息地的丧失可能会影响它们的种群。旨在保护其自然栖息地的保护工作对维持这些迷人鸟类的健康种群至关重要。鸟类观察者和自然爱好者可以通过参与当地的保护项目和倡导保护自然空间来为这些努力做出贡献。总之，gnatcatchers不仅仅是小鸟；它们作为食虫动物和环境健康的指示者，在我们的生态系统中扮演着重要角色。它们生动的存在为我们的自然环境增添了活力，提醒我们鸟类世界的美丽和复杂性。通过理解和欣赏这些非凡的鸟类，我们可以培养对野生动物的更大尊重，以及保护它们栖息地的重要性，以便为后代保留。