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Short-eared Owl

Short-eared Owl

Asio flammeus

Last update: 28 Mar 2026

Short-eared Owl 的基本信息

Scientific NameAsio flammeus
Status LC 无危
Size34-43 cm (13-17 inch)
Colors
Brown
Buff
Type
Night Birds
type
FamilyTypical Owls

简介

短耳鸮 (Asio flammeus) 是世界上分布最广的猫头鹰物种之一,其独特的外观和行为令观鸟者和研究人员着迷。与许多严格夜行且栖息于深林的猫头鹰不同,短耳鸮经常在白天活动,并偏好开阔的景观。其学名 Asio flammeus 暗示了它带有火焰色的条纹羽毛,这为其在干燥的草地家园中提供了极好的伪装。这些鸟类以其不规则的、类似飞蛾的飞行模式而闻名,它们在广阔的草地、沼泽和苔原上狩猎时会展现这种飞行方式。作为鸱鸮科的一员,它们具有独特的个性,常被描述为既好奇又难以捉摸。它们的适应能力使其能够在包括北美、欧洲和亚洲在内的各大洲繁衍生息。了解短耳鸮对于欣赏开阔地生态系统的生物多样性至关重要,因为它们是广阔且常受威胁的自然栖息地中环境健康的重要指标。

外貌特征

短耳鸮是一种中型猛禽,体长通常在 34 到 43 厘米 之间。其羽毛是自然伪装的杰作,以温暖的 棕色 为底色,并带有复杂的深色条纹。辅以较浅的 浅黄褐色,有助于鸟儿与枯草和沼泽植被完美融合。其最显著的特征之一是它的名字来源:“短耳”或耳簇。这些实际上是位于眼睛上方的小羽毛,通常平贴在头上,除非鸟儿感到烦躁或警觉,否则很难发现它们。它们的面盘呈圆形且颜色较浅,衬托出醒目的亮黄色眼睛,眼睛周围有深色斑块,赋予了猫头鹰一种强烈且锐利的表情。翼展可达 110 厘米,它们是敏捷的飞行者,拥有宽大而圆润的翅膀,可以进行低空静默狩猎。雌鸟通常比雄鸟稍大且颜色更深,尽管两性都拥有相同的、作为抵御掠食者主要防御手段的土色调羽毛。

栖息地

与许多森林猫头鹰不同,短耳鸮 是开阔空间的专家。它们主要出现在广阔的草地、草原、沿海沼泽、苔原和农田。通过选择低矮植被的栖息地,它们获得了必要的观察点来扫描动静,同时保持悬停或静默滑翔的能力。在冬季,这些猫头鹰可能会聚集在公共栖息地,有时聚集在松树林或茂密的灌木丛等隐蔽区域以保持体温。它们在全球范围内从北极苔原到温带湿地栖息在如此多样的生物群落中的能力,证明了它们惊人的环境适应力。然而,它们仍然严格依赖于那些支持小型哺乳动物健康种群的地区,这些哺乳动物是它们在这些开阔且常遭风吹的景观中生存的支柱。

饮食习性

短耳鸮 是一种专门的掠食者,其饮食几乎完全由小型哺乳动物组成,特别是田鼠。这些啮齿动物是决定猫头鹰当地分布和繁殖成功的关键因素;在田鼠种群激增的年份,猫头鹰的数量通常也会随之增加。它们是机会主义猎手,如果田鼠稀缺,它们会毫不犹豫地捕食老鼠、鼩鼱、幼兔,偶尔也会捕食小型鸟类。它们主要在黎明和黄昏狩猎,利用敏锐的听觉和视觉探测草丛中的动静。一旦发现猎物,它们会从空中静默俯冲,用锋利的爪子捕获猎物。它们的狩猎技术高效且精确,通常包括在领地上进行长时间的低空巡逻,这使它们在控制生态系统中的啮齿动物种群方面非常有效。

繁殖与筑巢

短耳鸮 的繁殖是受食物供应影响的季节性事件。与许多在树上筑高巢的猛禽不同,该物种完全在地面筑巢。它们会挖掘一个简单的浅坑,通常隐藏在厚厚的草丛或低矮灌木下,并可能铺上少量羽毛和干燥植被。雌鸟通常产下 4 到 8 枚白色的蛋,孵化期约为 26 到 28 天。在此期间,雄鸟负责为雌鸟提供食物。雏鸟孵化后,它们属于半晚成鸟,生长迅速。随着成熟,幼鸟可能会离开巢穴并在周围植被中徘徊,在完全具备飞行能力之前,这种行为被称为“分枝”或在此情况下称为“地面漫游”。亲鸟保持高度的保护性,常通过伪装表演将潜在威胁引离脆弱的后代。

行为习性

短耳鸮 的行为非常独特,尤其是与其他夜行性猛禽相比。它们在非繁殖季节具有很强的社会性,经常成群栖息。它们最迷人的行为之一是其晨昏活动,这意味着它们在黎明和黄昏的暮色时段最为活跃。这使它们能够避免与其他昼行性猛禽的竞争。在求偶期间,雄鸟会进行壮观的空中表演,包括“拍翅”,即在半空中将翅膀在身体下方合拢拍打。它们还以高度游牧而闻名,为了应对波动的猎物周期而长距离迁徙,这使它们成为世界上最善于移动的猫头鹰物种之一,不断寻找下一个丰富的觅食地。

保护现状 - LC 无危

短耳鸮 目前在全球范围内被列为“无危”物种,但许多区域种群正面临显著下降。该物种面临的主要威胁是开阔地栖息地的丧失和退化。随着草原、草地和湿地被转化为农田或城市开发区,猫头鹰不仅失去了狩猎场,还失去了关键的筑巢地。此外,农耕区使用灭鼠剂也构成了二次中毒的风险。保护工作侧重于保护大片连贯的草地,并推广支持健康田鼠种群的可持续耕作方式,确保这些顽强的鸟类在野外继续繁衍生息。

趣闻轶事

  1. 它们是极少数在白天狩猎的猫头鹰物种之一。
  2. 除南极洲和澳大利亚外,各大洲均有短耳鸮的踪迹。
  3. 它们利用独特的“拍翅”表演来吸引配偶和保卫领地。
  4. 它们的耳朵是不对称的,这有助于它们通过声音精准定位猎物的位置。
  5. 它们经常通过在田野上空悬停来捕猎,这种行为在其他猫头鹰物种中很少见。
  6. 它们具有高度游牧性,为了追随田鼠种群的爆发而迁徙数百英里。
  7. 它们头上的“耳朵”并非真正的耳朵,而是用于信号传递的羽簇。

观鸟者提示

要成功发现 短耳鸮,时间和地点是关键。将精力集中在日落前或日出后不久的“黄金时段”,前往沼泽或草地等广阔开阔的区域。由于它们是晨昏活动的,在光线较弱时最为活跃,这使它们在天空中更容易被观察到。使用高质量的双筒望远镜,并低空扫描草丛,因为它们常在离地仅几英尺的高度巡逻。如果你注意到一只猛禽以缓慢、不规则、类似飞蛾的方式拍打飞行,请盯着它!保持耐心和安静;这些鸟很容易受到惊扰。如果你发现了一个公共栖息地,请从相当远的距离观察,以避免给鸟类造成压力,特别是在冬季,能量储备对它们的生存至关重要。

结论

总而言之,短耳鸮 (Asio flammeus) 是自然界适应性和专业化的杰出范例。从其完美模拟环境的隐蔽性浅黄褐色羽毛,到其独特的狩猎策略和游牧生活方式,这种鸟类是开阔景观的真正主人。虽然它可能没有深林猫头鹰那样的标志性轮廓,但它在我们的草地和沼泽中的存在是健康、功能性生态系统的关键指标。随着人类扩张继续侵蚀这些重要的栖息地,短耳鸮的未来取决于我们对保护和栖息地保育的承诺。通过保护它们称之为家的广阔开阔空间,我们确保了后代能够见证这种“火焰色”猎手的静默、优雅飞行。无论您是经验丰富的鸟类学家还是偶尔的观鸟爱好者,花时间观察和了解短耳鸮都能提供与自然世界深层的连接。它们的生存不仅是生物多样性的胜利,也是提醒我们地球上那些最容易被忽视的环境中存在着微妙的平衡。我们必须继续支持研究和保护计划,以确保这一迷人的物种在未来几个世纪里仍然是我们草原和湿地的永久居民。

Short-eared Owl 分布图与范围

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

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Rock Eagle-owl
Bubo bengalensis
Rodrigues Owl
35-40 cm
Rodrigues Owl
Mascarenotus murivorus
Romblon Boobook
22-25 cm
Romblon Boobook
Ninox spilonotus
Rote Boobook
23-26 cm
Rote Boobook
Ninox rotiensis
19-22 cm
Rufescent Screech-owl
Megascops ingens
45-51 cm
Rufous Fishing-owl
Scotopelia ussheri
Rufous Owl
45-57 cm
Rufous Owl
Ninox rufa
30-35 cm
Rufous-banded Owl
Ciccaba albitarsis
33-38 cm
Rufous-legged Owl
Strix rufipes
35-38 cm
Rusty-barred Owl
Strix hylophila
19-22 cm
Ryukyu Scops-owl
Otus elegans
18-20 cm
Sandy Scops-owl
Otus icterorhynchus
Sangihe Scops-owl
19-21 cm
Sangihe Scops-owl
Otus collari
20-22 cm
Santa Marta Screech-owl
Megascops gilesi
19-20 cm
Sao Tome Scops-owl
Otus hartlaubi
Seram Boobook
26-29 cm
Seram Boobook
Ninox squamipila
Serendib Scops-owl
16-19 cm
Serendib Scops-owl
Otus thilohoffmanni
19-22 cm
Seychelles Scops-owl
Otus insularis
Shelley's Eagle-owl
53-61 cm
Shelley's Eagle-owl
Bubo shelleyi
Siau Scops-owl
18-20 cm
Siau Scops-owl
Otus siaoensis
Simeulue Scops-owl
19-20 cm
Simeulue Scops-owl
Otus umbra
15-18 cm
Sjostedt's Owlet
Glaucidium sjostedti
52-71 cm
Snowy Owl
Bubo scandiacus
Socotra Scops-owl
16-18 cm
Socotra Scops-owl
Otus socotranus
15-18 cm
Sokoke Scops-owl
Otus ireneae
Southern Boobook
25-35 cm
Southern Boobook
Ninox boobook
23-28 cm
Southern White-faced Owl
Ptilopsis granti
Speckled Boobook
25-30 cm
Speckled Boobook
Ninox punctulata
43-52 cm
Spectacled Owl
Pulsatrix perspicillata
50-65 cm
Spot-bellied Eagle-owl
Bubo nipalensis
45-50 cm
Spotted Eagle-owl
Bubo africanus
41-48 cm
Spotted Owl
Strix occidentalis
21-21 cm
spotted owlet
Athene brama
Spotted Wood-owl
44-48 cm
Spotted Wood-owl
Strix seloputo
35-40 cm
Striped Owl
Asio clamator
38-46 cm
Stygian Owl
Asio stygius
15-17 cm
Subtropical Pygmy-owl
Glaucidium parkeri
Sula Scops-owl
20-23 cm
Sula Scops-owl
Otus sulaensis
Sulawesi Scops-owl
20-23 cm
Sulawesi Scops-owl
Otus manadensis
Sulu Boobook
22-25 cm
Sulu Boobook
Ninox reyi
Sumba Boobook
25-28 cm
Sumba Boobook
Ninox rudolfi
Sunda Owlet
15-17 cm
Sunda Owlet
Glaucidium sylvaticum
Sunda Scops-owl
20-23 cm
Sunda Scops-owl
Otus lempiji
13-15 cm
Tamaulipas Pygmy-owl
Glaucidium sanchezi
Tanimbar Boobook
25-27 cm
Tanimbar Boobook
Ninox forbesi
Tasmanian Boobook
25-30 cm
Tasmanian Boobook
Ninox leucopsis
48-58 cm
Tawny Fish-owl
Ketupa flavipes
37-46 cm
Tawny Owl
Strix aluco
23-25 cm
Tawny-bellied Screech-owl
Megascops watsonii
30-35 cm
Tawny-browed Owl
Pulsatrix koeniswaldiana
Timor Boobook
23-26 cm
Timor Boobook
Ninox fusca
Togian Boobook
20-23 cm
Togian Boobook
Ninox burhani
20-23 cm
Tropical Screech-owl
Megascops choliba
18-20 cm
Unspotted Saw-whet Owl
Aegolius ridgwayi
50-61 cm
Ural Owl
Strix uralensis
45-50 cm
Vermiculated Fishing-owl
Scotopelia bouvieri
Vermiculated Screech-owl
20-23 cm
Vermiculated Screech-owl
Megascops vermiculatus
Verreaux's Eagle-owl
60-65 cm
Verreaux's Eagle-owl
Bubo lacteus
Visayan Scops-owl
18-20 cm
Visayan Scops-owl
Otus nigrorum
Wallace's Scops-owl
23-25 cm
Wallace's Scops-owl
Otus silvicola
West Solomons Owl
25-30 cm
West Solomons Owl
Athene jacquinoti
19-24 cm
Western Screech-owl
Megascops kennicottii
Wetar Scops-owl
20-23 cm
Wetar Scops-owl
Otus tempestatis
17-19 cm
Whiskered Screech-owl
Megascops trichopsis
23-25 cm
White-browed Owl
Athene superciliaris
White-fronted Scops-owl
20-23 cm
White-fronted Scops-owl
Otus sagittatus
24-26 cm
White-throated Screech-owl
Megascops albogularis
15-17 cm
Yungas Pygmy-owl
Glaucidium bolivianum
22-24 cm
Yungas Screech-owl
Megascops hoyi