Swallow-tailed Gull
Creagrus furcatus
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เกี่ยวกับเรา
Swallow-tailed Gull, 55–60 cm, is the world's only fully nocturnal gull, breeding on the Galápagos Islands and roosting on the Humboldt Current. Distinctive red orbital ring, black-and-white head, deeply forked tail. Feeds at sea at night on squid and fish attracted to surface by bioluminescence.
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| กว้างปีก | 81.8 cm | 32.2 in |
| น้ำหนัก | 695.0 g | 24.52 oz |
Habitat & Range
สถานะการอนุรักษ์
พฤติกรรมและการผสมพันธุ์
การทำรัง
Nest type: SC. Incubation: 33-35 days. Fledging: 58-65 days.
จำนวนไข่
1
อนุกรมวิทยา
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| อันดับ | Charadriiformes (Shorebirds & Gulls) |
| วงศ์ตระกูล | Laridae (Gulls & Terns) |
| Genus | Creagrus |
| ชนิดพันธุ์ | Creagrus furcatus |
Distribution
Swallow-tailed Gull has been recorded in 3 countries.
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External Databases
คำถามที่พบบ่อย
Is the Swallow-tailed Gull endangered?
How does the Swallow-tailed Gull nest?
How big is the Swallow-tailed Gull?
What order and family does the Swallow-tailed Gull belong to?
Similar Birds
Other species in the Laridae family