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indian nightjar

indian nightjar

Caprimulgus asiaticus

Last update: 22 Mar 2026

Indian Nightjar 的基本信息

Scientific NameCaprimulgus asiaticus
Status LC 无危
Size20-24 cm (8-9 inch)
Colors
Grey
Brown
Type
Night Birds
type
FamilyNightjars

简介

印度夜鹰Caprimulgus asiaticus)是一种分布于南亚和东南亚的小型夜行性鸟类。它们以其令人惊叹的伪装能力和独特的鸣叫声而闻名,是鸟类爱好者和野生动物摄影师关注的迷人对象。

外貌特征

这种鸟体长约 24 厘米,羽毛呈斑驳的灰褐色,能完美地模拟森林地面或干燥的落叶层。它长有短喙和宽大的嘴裂,巨大的眼睛适应了夜视需求,飞行时可见其翅膀和尾部特有的白色斑块。

栖息地

印度夜鹰偏好开阔的景观,包括灌木丛、干燥的落叶林和农田。它们常出现在地面裸露或植被稀疏的区域,白天在此可以完美地融于环境之中。

饮食习性

作为一种食虫物种,它们的食物主要由飞行昆虫组成。它们在黄昏和黎明时分最活跃,利用宽大的嘴和特化的刚毛在半空中捕食飞蛾、甲虫和白蚁。

繁殖与筑巢

繁殖期通常在二月至九月之间。它们不筑传统的巢穴;雌鸟直接将两枚带有斑点的奶油粉色卵产在裸露的地面上,完全依靠伪装来抵御捕食者。

行为习性

该物种具有晨昏和夜行性。白天,它们静止不动地停栖在地面或低矮的树枝上。它们最广为人知的是其独特的“哒-哒-哒”鸣叫声,听起来就像石头在冰面上跳跃的声音。

保护现状 - LC 无危

根据世界自然保护联盟(IUCN)红色名录,印度夜鹰被列为无危物种。虽然目前种群数量稳定,但它们面临着栖息地丧失以及杀虫剂使用导致昆虫食物来源减少等局部威胁。

趣闻轶事

  1. 它们的视网膜后方有一层反射层,称为照膜,当光束照射时,它们的眼睛会发出明亮的红光。
  2. 它们的羽毛伪装效果极佳,通常直到人走到几英尺远的地方,它们才会飞走。
  3. 与其他许多鸟类不同,夜鹰经常顺着树枝纵向停栖,而不是横向跨坐,以此来进一步增强伪装效果。

观鸟者提示

  • 在黄昏时分聆听它们独特的“跳石”鸣叫声,以定位其大致领地。
  • 夜间在开阔的灌木丛区域使用低强度的手电筒寻找“眼光”。
  • 在繁殖季节进入开阔田野时要格外小心脚步,以免打扰到地面上的巢穴。

结论

印度夜鹰是伪装大师,也是夜间生态系统中至关重要的一部分。通过了解它们的习性和栖息地,观鸟者可以更好地欣赏太阳落山后自然界隐藏的多样性。

Indian Nightjar Distribution Map & Range

Official Distribution Data provided by
BirdLife International and Handbook of the Birds of the World (2025)

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