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Greater Sandplover

Greater Sandplover

Charadrius leschenaultii

Last update: 26 Mar 2026

Greater Sandplover 的基本信息

Scientific NameCharadrius leschenaultii
Status LC 无危
Size22-25 cm (9-10 inch)
Colors
Brown
White
Type
Waders
type
FamilyPlovers

简介

铁嘴沙鸻 (Charadrius leschenaultii) 是一种迷人的中型涉禽,属于鸻科。这种鸟以其广泛的迁徙习性而闻名,常出现在沿海地区,活跃在潮间带觅食。

外貌特征

铁嘴沙鸻体长约为 22-25 厘米。其羽毛上体主要呈 褐色,在沙质环境中具有极佳的伪装效果,下体则主要是 白色。在繁殖季节,成鸟可能会展现出更明显的红褐色胸带和较暗的面部斑纹。

栖息地

该物种高度依赖沿海生态系统。你通常会在以下地点发现它们:

  • 沙滩和泥滩
  • 河口和盐沼
  • 沿海泻湖
  • 迁徙期间稀疏的内陆盐滩

饮食习性

作为一种涉禽,铁嘴沙鸻利用其短而粗壮的喙觅食各种小型无脊椎动物。其饮食主要包括:

  • 小型甲壳类动物
  • 海生蠕虫(多毛类)
  • 软体动物
  • 在海岸线上发现的昆虫

繁殖与筑巢

铁嘴沙鸻在干旱、开阔的内陆地区繁殖,通常远离海洋。它们在地面上筑造简单的 浅坑巢,通常铺有小卵石或贝壳。双亲共同承担孵化卵和照顾早成雏鸟的责任。

行为习性

这些鸟类以其 跑停式 的觅食方式而闻名。它们在非繁殖季节具有高度的群居性,常出现在混合物种的鸟群中。它们是强壮的飞行者,能够在中亚的繁殖地与非洲、印度和澳大利亚的越冬地之间飞行数千英里。

保护现状 - LC 无危

根据 IUCN 红色名录,铁嘴沙鸻被列为 无危 (Least Concern)。然而,它们的种群仍然容易受到栖息地丧失的影响,特别是沿海泥滩的退化以及迁徙停歇地的污染。

趣闻轶事

  1. 铁嘴沙鸻是以法国植物学家让-巴蒂斯特·莱谢诺·德·拉·图尔 (Jean-Baptiste Leschenault de la Tour) 的名字命名的。
  2. 它们以胆大著称,在觅食时经常允许人类靠近。
  3. 与其他许多鸻类不同,它们缺乏后趾,这是 Charadrius 属的常见特征。
  4. 它们是所有岸鸟物种中迁徙旅程最长的鸟类之一。

观鸟者提示

想要观察铁嘴沙鸻,请在退潮时前往沿海泥滩。使用高质量的 双筒望远镜或单筒望远镜 将它们与体型较小的蒙古沙鸻区分开来,注意它们较长的喙和较大的整体体型。耐心是关键;观察它们标志性的跑停运动模式。

专业提示: 想要在其自然栖息地中近距离且清晰地观察这种鸟类,强烈建议使用 8x42 倍数的双筒望远镜或单筒望远镜。
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结论

铁嘴沙鸻是一种坚韧且非凡的岸鸟,凸显了保护沿海湿地的重要性。通过了解它们的需求和行为,观鸟者可以在欣赏和倡导保护这些不可思议的飞行旅客方面发挥重要作用。

Greater Sandplover 分布图与活动范围

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

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