breeding plumage 是什么意思

	1.	This small gull is named for its breeding plumage 这种细小的鸥鸟的英文名称以它的繁殖羽命名。
	2.	The number of black - faced spoonbills found in minjiang estuary wetland , changle city has been increased to 12 . after finding 2 endangered black - faced spoonbills on 1 march 2003 in tantou town , changle city , 10 more were found at the same place on 17 april , and 3 of them already had breeding plumage . it is estimated that the additional flock of black - faced spoonbills arrived here during migration and stopped by here to rest and feed 继2003年3月1日在长乐市潭头镇的河口湿地发现世界珍禽黑脸琵鹭2只后， 4月17日，笔者在该处再次发现黑脸琵鹭，数量达12只，其中3只已显出繁殖羽的颜色，估计新增的黑脸琵鹭系迁徙途经闽江河口，在此停歇觅食。

breeding plumage是什么意思