Robins build nests almost anywhere.
知更鸟几乎随处筑巢。
The birds build their nests in the rock face.
这些鸟在岩壁上筑巢。
The cuckoo lays its eggs in other birds' nests.
杜鹃在其他鸟的巢中产蛋。
Some solitary bees make their nests in burrows in the soil.
一些独居的蜜蜂将它们的巢筑在土壤中的洞穴里。
It is best to stifle curiosity and leave birds' nests alone.
最好忍住好奇心，别碰鸟巢。
The birds returned to their nests and continued to incubate the eggs.
那些鸟儿返巢继续孵卵。
它们在晚上建窝。
There are many nests in the tree.
树上有很多鸟巢。
What is the shape of their nests?
它们窝巢的形状是怎样？
Some ants do not build nests at all.
一些蚂蚁并不筑巢。
The hens were sleeping on their nests.
母鸡们在窝里睡着了。
Old birds are not caught with new nests.
新巢捉不到老鸟。
Beavers build dams and birds make nests.
海狸筑水坝，鸟筑巢。
The birds are busy building their nests.
小鸟们在忙着搭窝。
A squirrel will often have several nests.
松鼠经常有几个窝。
And some birds do not build nests at all.
并且有些鸟根本不筑巢。
Do you see hundreds of nests in the trees?
你们有没有看到树上成百个鸟巢？
They found many birds' nests in the woods.
他们在树林里发现了许多鸟巢。
But they don't have warm, comfortable nests.
但是它们没有温暖舒服的巢。
They need holes in riverbanks to make nests.
它们需要河岸上的洞穴去筑巢。
"He knows all about eggs and nests," Mary went on.
“他知道关于蛋和鸟巢的一切。”玛丽接着说。
"The nests as'll be here come springtime," he said.
“春天来了，小鸟会在这里筑巢。”他说。
They infested half the nests with 60 hen fleas each.
他们往一半巢穴各放入60只鸡蚤。
They dig out nests in the riverbed and lay their eggs.
它们在河床上挖巢产卵。
All the male penguins will build nests if the female penguins lay eggs.
如果雌性企鹅下蛋，所有的雄性企鹅都会筑巢。
The most common materials used for nests are grasses, branches and feathers.
筑巢最常用的材料是草、树枝和羽毛。
Some birds build their nests on the ground, while others bury their eggs under the ground.
有些鸟在地上筑巢，有些则把蛋埋在地下。
Those dinosaurs on the nests were probably adult males who wouldn't have needed calcium for making eggshells.
巢里的那些恐龙可能是成年雄性，不会需要用来制造蛋壳的钙。
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