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Seychelles Swiftlet

Aerodramus elaphrus

Vulnerable
翼展
22.6 cm
体重
11.266666666666666 g
Apodidae
Caprimulgiformes

关于

一种小型金丝燕(体长10-11厘米),特产于印度洋塞舌尔群岛。体羽深灰褐色。属雨燕科(Apodidae),在岛上的洞穴和悬崖上繁殖,种群数量有限。

Physical Description

Measurement Value Imperial
翼展 22.6 cm 8.9 in
体重 11.266666666666666 g 0.40 oz

识别

羽毛

Small; dark brownish-grey upperparts with slight gloss; pale grey-buff rump band; underparts whitish-grey; forked tail; Seychelles endemic and vulnerable due to restricted range; slightly larger and less glossy than sympatric swiftlet relatives.

Habitat & Range

分布范围

Endemic to the Seychelles Islands in the western Indian Ocean. Resident on the main granitic islands including Mahé. Nests in sea caves.

Diet & Feeding

Feeds aerially on tiny flying insects and drifting spiders; often forages in mixed-species flocks over forest.

保护状况

Vulnerable
IUCN Red List

行为与繁殖

筑巢

Nest type: HC. Incubation: 25-30 days. Fledging: 42 days.

产卵数

1

声音

鸣唱

Rapid twittering; thin 'tsit-tsit' over Seychelles islands; audible echolocation clicks in caves; endangered endemic; calls weakly in small flocks over forest and coast

分类学

Kingdom Animalia
Phylum Chordata
Class Aves
Caprimulgiformes (Nightjars & Swifts)
Apodidae (Swifts)
Genus Aerodramus
物种 Aerodramus elaphrus

Distribution

Seychelles Swiftlet has been recorded in 1 countries.

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出现 Not recorded
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countries highlighted

External Databases

常见问题

What does the Seychelles Swiftlet eat?
Feeds aerially on tiny flying insects and drifting spiders; often forages in mixed-species flocks over forest.
Where does the Seychelles Swiftlet live?
Endemic to the Seychelles Islands in the western Indian Ocean. Resident on the main granitic islands including Mahé. Nests in sea caves.
Is the Seychelles Swiftlet endangered?
The Seychelles Swiftlet has a conservation status of Vulnerable.
How does the Seychelles Swiftlet nest?
Nest type: HC. Incubation: 25-30 days. Fledging: 42 days.
What does the Seychelles Swiftlet sound like?
Rapid twittering; thin 'tsit-tsit' over Seychelles islands; audible echolocation clicks in caves; endangered endemic; calls weakly in small flocks over forest and coast
How big is the Seychelles Swiftlet?
The Seychelles Swiftlet has a wingspan of 22.6 cm, weight of 11.266666666666666 g.
What order and family does the Seychelles Swiftlet belong to?
The Seychelles Swiftlet (Aerodramus elaphrus) belongs to the order Caprimulgiformes and the family Apodidae.

Similar Birds

Other species in the Apodidae family

比较

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