They are very useful because they lay the eggs, but I don's like them very much.
虽然它们下蛋，很有用，但是我一点也不喜欢它们。
Among ants, for example, queens lay the eggs, and workers search for food and protect the colony.
在蚂蚁间，如蚁后生蛋，而工蚁寻找食物包围蚁巢。
The fish lay thousands of eggs at one time.
这种鱼一次产卵数千个。
They lay eggs that incubate through the winter.
它们产下卵，要孵化整个冬天。
These noxious substances limit caterpillars' growth and reduce the number of eggs that female moths lay.
这些有毒物质会限制毛毛虫的生长，减少雌蛾产卵的数量。
However, they are, in one respect, less fully given back to the water than whales or dugongs, for turtles still lay their eggs on beaches.
然而，从某种程度上讲，海龟并没有像鲸鱼或儒艮一样完全回到水中生活，因为它们依旧在海滩上产卵。
Fishes are caught when they are on the way upstream to lay eggs.
鱼群在前往上游产卵的途中被捕获。
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 narrow strips of beach on which the turtles lay their eggs are being squeezed on one side by development and on the other by the threat of rising sea levels as the oceans warm.
海龟产卵的狭长海滩一边受到开发的挤压，另一边受到海平面上升的威胁，因为海洋变暖。
They dig out nests in the riverbed and lay their eggs.
它们在河床上挖巢产卵。
They lay eggs along the way and die.
它们途中产卵，然后死去。
First, the frogs lay eggs, in a pond, and then the eggs turn into tadpoles and the tadpoles turn into more frogs.
首先青蛙产卵，在池塘里，然后那些卵变成蝌蚪，然后蝌蚪变成更多的青蛙。
Spotted salamanders lay their eggs in pools in spring. And the egg capsules actually look green, thanks to the algae that surrounds the resident embryos.
斑点蝾螈于春天在池塘中产卵，并且胶囊状的卵呈绿色，这是因为藻类包围了这些胚胎。
A battery chicken will lay six eggs a week. She might cost the equivalent of 150 eggs to feed, producing an annual net gain of 150 eggs.
笼养的鸡每周下6个鸡蛋，喂养它耗费的成本大约相当于150个鸡蛋的价值，每年可以净得150个鸡蛋。
He spent almost all his fortune on the hen which was said to be able to lay gold eggs, only to find it could not lay eggs at all.
为了买那只据说能下金蛋的母鸡，他几乎卖掉所有家当，没想到这只鸡连一般的蛋也不会下。
Cuckoos would have good reason to do so, since the warblers and other small birds in whose nests they lay their eggs are understandably frightened of hawks, and give them a wide berth.
杜鹃有很好的理由去模仿鹰，由于莺和其它的小型鸟类在它们的巢中产卵，自然这些小型鸟类就很害怕鹰，并且对鹰敬而远之。
God designed chickens to make nests, lay eggs, raise their chicks and establish communities (the "pecking order").
上帝设计鸡筑巢，产卵，养育小鸡，建立社区(“啄食顺序”)。
After a few years building up strength, they swim back to the beaches were they were born to lay up to 150 eggs at a time in holes dug in the sand.
几年过去了，它们的力气增强了，他们便游回了他们的出生地，在那里繁衍下一代，他们一次可以产下150个蛋，然后挖个洞把这些蛋埋在沙子里。
Ladybugs lay their eggs in clusters or rows on the underside of a leaf, usually where aphids have gathered.
瓢虫在树叶的背面成片或成排的产卵，通常也是蚜虫聚集的地方。
I now understand better the force of the term "treading on eggshells", for greyish chicks and speckled eggs lay everywhere, easily overlooked on the guano-spattered rocks.
我更能理解这些燕鸥们是“踩在蛋壳”上的，因为淡灰色的小鸟和有斑点的鸟蛋到处都是，在溅着鸟粪的岩石上也可以轻易看到。
Unfortunately, the real world is rife with exceptions and edge cases - duck-billed platypuses are furry and lay eggs.
不幸的是，真实的世界总是充满了例外和极端情况—鸭嘴兽既有皮毛，又通过产卵繁殖后代。
Boobies often lay two eggs even though the parents can care for only one chick.
鹈鹕通常都是下两枚蛋，即便这样，父母也只能抚养其中的一只幼鸟。
Boobies often lay two eggs, even though the parents can care for only one chick.
鹈鹕通常都是下两枚蛋，即便这样，父母也只能抚养其中的一只幼鸟。
Cuckoos lay their eggs in other birds' nests, fooling them into believing the chick is one of their young.
杜鹃将卵产在其他鸟类的巢，欺骗其他鸟类相信小杜鹃是他们的孩子。
Hundreds of thousands of birds lay their eggs on the island.
这个岛上有成千上万只鸟类在产卵。
From Jenny's looks, it is still a rooster, but the fact that it could lay eggs confused FAO experts, and they are working hard to understand the phenomenon.
詹尼的外貌还是公鸡的样子，但是它却会生蛋和孵蛋。此事让联合国粮农组织的专家感到不解，正在研究詹尼变性的原因。
Once the eels arrive, the females lay their eggs and the males fertilize them.
一旦这些鳗鱼抵达了目的地，雌鳗鱼就会产卵而雄鳗鱼就会给它们授精。
The yeast seemed to thrive and spontaneously ferment in the sugar-rich bulbous formations called galls which arise when insects lay eggs on the tree's leaves.
这种新酵母似乎在叫做虫瘿的富含糖份的球状形成物里生气勃勃并自然地发酵。虫瘿是昆虫把虫卵产在树叶上时形成的。
The yeast seemed to thrive and spontaneously ferment in the sugar-rich bulbous formations called galls which arise when insects lay eggs on the tree's leaves.
这种新酵母似乎在叫做虫瘿的富含糖份的球状形成物里生气勃勃并自然地发酵。虫瘿是昆虫把虫卵产在树叶上时形成的。
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