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鹭科白鹭:黄嘴白鹭

时间:2022-02-16 百科知识 版权反馈
【摘要】:鹭科|白鹭属学名:Egretta eulophotes英名:Chinese Egret形态:中型涉禽,体长46-65cm。嘴、颈、脚甚长,全身洁白。非繁殖期眼先黄绿色,脚亦为黄绿色,背、肩和前颈无蓑状饰羽。虹膜黄色;嘴繁殖期黄色,非繁殖期暗褐色;胫、跗蹠繁殖期黑褐色,趾黄色、爪黑色;非繁殖期胫、跗蹠黄绿色,趾、爪黑色。在保护区属很常见的夏候鸟,蛇岛每年有繁殖种群,2009年有500余只。主要以各种小型鱼类为食。
黄嘴白鹭_蛇岛老铁山保护区

鹭科|白鹭属

学名:Egretta eulophotes

英名:Chinese Egret

形态:中型涉禽,体长46-65cm。嘴、颈、脚甚长,全身洁白。繁殖期嘴橙黄色,眼先蓝色,枕部着生有矛状饰羽,背、肩和前颈有蓑状饰羽。非繁殖期眼先黄绿色,脚亦为黄绿色,背、肩和前颈无蓑状饰羽。

虹膜黄色;嘴繁殖期黄色,非繁殖期暗褐色;胫、跗蹠繁殖期黑褐色,趾黄色、爪黑色;非繁殖期胫、跗蹠黄绿色,趾、爪黑色。

分布:中国东部沿海地区有分布。在保护区属很常见的夏候鸟,蛇岛每年有繁殖种群,2009年有500余只。

习性:栖息于沿海岛屿、海岸、河口、滩涂等地。在灌木丛中集群筑巢繁殖。主要以各种小型鱼类为食。

ID: Medium-sized wading bird.Body length 46-65cm.All white, with long bill, neck and legs.Summer adult has bill orangy yellow, lores blue.Erectile plumes on crown and nape far more extensive than the other egrets, and lacy plumes on lower-back and lower breast.Non-breeding adult has all these plumes lacking, and lores change to yellowish green, with feet yellowish green.

BP: Eyes yellow; bill yellow(breeding) changes to dull brownish (non-breeding); legs black(breeding) changes to yellowish green (non-breeding), feet yellow(breeding) changes to black(non-breeding), and nails black.

SD: Fairly common summer visitor.Breeds on Snake Island every year, with 500+ in 2009.

HH: On offshore islands, coastal rocky areas, mudflats and river mouths.Breeds in colonies in bushes Mainly feeds on small fish.

黄嘴白鹭(br.)

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