Animal Pictures Archive mobile
질의: seabird결과: 456번째/516
Black-tailed Gull (Larus crassirostris) - Wiki
제목: Black-tailed Gull (Larus crassirostris) - Wiki
Laridae in Beijing Zoo-Black-tailed Gull (Larus crassirostris).jpg
해상도: 2592x1944 파일크기: 979825 Bytes 촬영일: 2005:11:26 16:01:38 사진기: (Samsung Techwin) F number: f/4.5 Exposure: 1/160 sec Focal Length: 189/10 등록시간: 2007:01:11 17:15:25

Black-tailed Gull (Larus crassirostris) - Wiki


Black-tailed Gull
From Wikipedia, the free encyclopedia

[Photo] ???. 2005年于北京???物???

The Black-tailed Gull (Larus crassirostris) is a medium-sized (46cm) gull. It's wingspan measures 126-128 cm. The bird is resident in East Asia, including China, Japan and Korea. It is a vagrant to Alaska and northeastern North America.

It has yellow legs and a red and black spot at the end of the bill. This gull takes 4 years to reach full adult plumage. As the name suggests, it has a black tail. The bird has a cat-like call, giving it its Japanese name ??? Umineko, "Sea cat" and Korean name ??? Gwaeng-yi gull, which means "cat" gull.

The Black-tailed Gull feeds mainly on small fish, molluscs, crustaceans and offal. It often follows ships and commercial fishing fleets. It does steal food from other seabirds.

It is a colonial nester, with colonies forming in mid-April. 2-3 eggs are laid by early June. Incubation lasts approximately 24 days.

A rare visitor to the United States, a black-tailed gull was spotted from Burlington, Vermont, in October of 2005.

http://en.wikipedia.org/wiki/Black-tailed_Gull
The text in this page is based on the copyrighted Wikipedia article shown in above URL. It is used under the GNU Free Documentation License. You may redistribute it, verbatim or modified, providing that you comply with the terms of the GFDL.

seabird
456/516
| 똑똑누리집 | 신규 사진 | 아무거나 | 동물유머 | English |
^o^ 동물그림창고 똑똑전화 누리집 ^o^