雄鸟

雄鸟黄色的喙是与雌鸟相区别的主要特征。

The male 's yellow beak differentiates it from the female .

雄鸟的头上有明显的白色斑纹。

The male bird has distinctive white markings on its head .

雄鸟喙上有一个红点。

The male bird has a red spot on its beak .

通常雄鸟体形较大，喙较短。

The male is generally larger with a shorter beak .

雄鸟喙呈红色，有别于雌鸟。

The male bird is distinguished from the female by its red beak .

雄鸟和雌鸟轮流伏窝。

The male and female birds take turns in sitting on the eggs .

雄鸟的头形有点特别。

The male bird has a differently shaped head .

雄鸟有美丽的尾羽。

The male has beautiful tail feathers .

很多雄鸟进化出鲜艳的羽毛是为了吸引雌鸟。

The bright plumage of many male birds has evolved to attract females

雄鸟和雌鸟轮流孵蛋。

Males and females take turns brooding the eggs .

雌鸟孵卵16天左右，这期间雄鸟负责觅食。

The female bird incubates the eggs for about 16 days while the male brings food .

雄鸟雌鸟都会叫唤，但通常只有雄鸟才唱歌。

While both male and female songbirds can call , usually only the male sings .

雄鸟和雌鸟几乎无法辨别。

The male bird is barely distinguishable from the female .

雄鸟头部褐中杂灰，部分羽毛向后j延伸成羽冠；

The head of the male bird is covered with brown and gray feathers , which extend backwards to form a crest .

HVC、RA和AreaX达到成年核团体积时（约80日龄），幼鸟才具有成年雄鸟的鸣叫模式；

The striated mannikin could not get the adult song structures prior to day 80 until the volumes of HVC , RA and Area X respectively reached their adult size ;

雄鸟羽毛夏季呈黄色的美洲雀鸟。

American finch whose male has yellow body plumage in summer .

雄鸟师从导师，通常是向它们的爸爸学习。

Which the males learn from tutors , typically their dads .

雄鸟鼻包为淡蓝色，雌鸟为肉色。

The pale blue bag for male and female for flesh .

北美洲大型燕子，其雄鸟是蓝黑色。

Large North American martin of which the male is blue-black .

那种鸟雄鸟的喙呈橙色，与雌鸟不同。

The male 's orange beak differentiates it from the female .

雌鸟正在雄鸟的看护下孵化鸟蛋。

A mother was incubating her egg with her mate nearby .

雄鸟把食物传给雌鸟和雏鸟。

The male passes food to his mate and nestlings .

多种新大陆林中鸟，其雄鸟颜色鲜亮。

Any of numerous new world woodland birds having brightly colored males .

雄鸟在雌鸟面前趾高气扬地走着。

The male bird strutted in front of the female .

产于北美洲西部；雄鸟是黑色，黄色和桔红色。

Of western North America ; male is black and yellow and orange-red .

头部有羽冠、厚喙的北美洲雀鸟，雄鸟的羽毛色泽亮红。

Crested thick-billed North American finch having bright red plumage in the male .

雄鸟显示出几个区别于雌鸟的特征。

The male bird displays several characteristics which distinguish him from the female .

鸟儿求偶的表现包括雄鸟抖松羽毛的炫耀行为。

Courtship will include displays in which the male fluffs up his feathers .

多是热带的歌鸟；其雄鸟通常是鲜艳的橙色或黑色。

Mostly tropical songbird ; the male is usually bright orange and black .

雄鸟的头上有明显的黑白斑纹。

The male bird has distinctive black and white markings on its head .