成千上万的海鸟在悬崖上筑巢。
一些鸟类可能彼此紧挨着筑巢。
海鸥正在靠近东海岸的一个小岛上筑巢。
Gulls are nesting on a small island toward the eastern shore.
知更鸟几乎随处筑巢。
这些鸟在岩壁上筑巢。
森林里茂密的植物为各种各样的鸟儿提供了筑巢的地方。
The forest's dense growth provides nesting places for a wide variety of birds.
它们需要河岸上的洞穴去筑巢。
为了筑巢，牠们非常努力地工作。
筑巢最常用的材料是草、树枝和羽毛。
The most common materials used for nests are grasses, branches and feathers.
我们也在筑巢。祝你好运。
这是英国最安全的筑巢地。
“春天来了，小鸟会在这里筑巢。”他说。
有些鸟在地上筑巢，有些则把蛋埋在地下。
Some birds build their nests on the ground, while others bury their eggs under the ground.
他们观察到对鸣禽筑巢成功没有显著影响。
They observed no significant effect on songbird nesting success.
并且有些鸟根本不筑巢。
你还没破壳出来之前，我就知道如何筑巢了。
Tha' knew how to build tha' nest before tha' came out o' th' egg.
今年到目前为止，水位高到火烈鸟无法筑巢。
So far this year, water levels have been too high for the flamingos to nest.
海狸筑水坝，鸟筑巢。
而现在，我们鸟儿说得好，先筑巢，后生蛋。
And now, as we birds say, we build nests before laying eggs.
上图是来自土耳其的地面筑巢独居蜂的幼虫。
The image above is of the larva of a ground-nesting solitary bee from Turkey.
它们的筑巢地点也受到同样的人类活动的影响。
Their nesting sites are affected too, the same, by the same sorts of human activities.
一些鱼类看起来更健康。秃鹫再次在附近筑巢。
Some fish populations look healthier. The Bald Eagle once again nests nearby.
那只鸽子正在筑巢。
一些蚂蚁并不筑巢。
如果雌性企鹅下蛋，所有的雄性企鹅都会筑巢。
All the male penguins will build nests if the female penguins lay eggs.
你应该看到一只筑巢的画眉鸟明亮且狂喜的眼睛。
You should see the bright ecstasy in the eyes of a nesting thrush.
它在筑巢。
恐龙现存的近亲——鸟类和鳄鱼——表现出了筑巢行为。
Dinosaurs' closest living relatives—birds and crocodiles—display nesting behavior.
通常，年轻的蓝莺将会在这些地方筑巢，因为有浓密灌木的首选的筑巢点已经被更年长的、地位更高的蓝莺所占领了。
It is usually the younger warblers that nest in these areas because the preferred spots where there are a lot of shrubs are taken by the older, more dominant birds.
并非所有的鸟类都在树枝上筑巢。
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