The platypus (Ornithorhynchus anatinus) is one of only two mammals, the other is the echidna (spiny anteater) that lays eggs.
鸭嘴兽（Ornithorhynchusanatinus）是仅有的两种卵生的哺乳动物之一，另一种为食蚁兽（spiny anteater），它产卵。
It soon lays eggs which hatch within a couple of days, producing tadpoles.
它们很快就能产卵，并在一两天内孵化出小蝌蚪。
North American blackbird that follows cattle and lays eggs in other birds' nests.
北美产的燕八哥，和牛在一起并在其他鸟类的巢中下蛋。
Even though an ostrich lays eggs and those eggs have a shell, the ostriches name is unrelated.
尽管鸵鸟会下蛋，而且它们的蛋也有一层壳，但是鸵鸟的名称ostriches与本文讨论的单词是无关的。
It also lays eggs in the cell where the bee larvae are developing and the young bee then emerges already carrying the mites.
并而且在幼蜂成长的蜂巢内产卵并而且那些虫卵可以寄生在幼小的蜜蜂身上。
The platypus (Ornithorhynchus anatinus) is one of only two mammals — the other is the echidna (spiny anteater) — that lays eggs.
鸭嘴兽(Ornithorhynchusanatinus)是仅有的两种卵生的哺乳动物之一，另一种为食蚁兽（spiny anteater）。
Lack, however, suggested that clutch size—the number of eggs a bird lays per breeding cycle—is far below the potential limit of egg production.
然而，缺乏情况表明卵的大小——每一个繁殖周期下的蛋的数量——远低于产蛋的潜在限制。
The cuckoo lays its eggs in other birds' nests.
杜鹃在其他鸟的巢中产蛋。
It lays its eggs in shallow depressions in the sand with very little protection around them.
它把蛋产在沙中的浅洼地里，周围几乎没有保护措施。
It sews leaves together in the shape of a cup, then it adds a layer of straw to the inside of the cup and lays its eggs there.
它把叶子缝合成杯状，然后在杯子里面铺上一层稻草，在那里产卵。
After a few weeks, this adult butterfly lays her eggs, and the cycle begins all over again.
几周后，这只成年蝴蝶产卵，其生命循环又开始了。
An octopus lays between 50,000 and 200,000 eggs each time.
一只章鱼每次会产下5万到20万个卵。
Hope, however, may lie with an Asian parasitic wasp, which helpfully lays its eggs inside stink bug eggs. The larvae devour the stink bug from the inside.
所幸，希望寄托在亚洲的一种寄生蜂上，它能将卵产在椿象的卵中，其幼虫从里面吃掉椿象。
Hope, however, may lie with an Asian parasitic wasp, which helpfully lays its eggs inside stink bug eggs.
然而，治理这些害虫的希望可能在于一种亚洲的寄生蜂，这种寄生蜂把它们的卵寄生在椿象卵里。
This reptiles lays about fifty eggs in a nest hastily made of rubbish and vegetation or buries them in the sand.
这类爬行动物大概会在他们那由垃圾和草木匆忙搭建的巢穴中产卵50个，或者它们把自己埋在沙土中。
Each female digs a shallow pit in the sand, where she lays tens of thousands of tiny, blue-green eggs, usually in clusters of a few thousand.
母的马蹄蟹在沙滩上挖掘浅坑，然后，每个母的在那里产下数万个小小的，蓝绿色的蛋，通常几千枚蛋一堆。
This hen lays beautiful brown eggs.
这只母鸡下很漂亮的棕色蛋。
This has long been understood to enjoy a symbiotic relationship with the spotted salamander, which lays its eggs in bodies of water.
但是它们的共生关系一直是被认为发生在蝾螈胚胎细胞之外的。
It lays about 100-200 eggs at a time.
它一次产卵100- 200枚。
It lays two eggs each time. The parent pigeons look after their eggs.
每次产卵的数量是两个。父母鸽子照顾它们的蛋。
An infected female passes on the parasites when she lays her eggs.
一个感染的雌性当她产卵时传递寄生虫。
The mother spiny anteater lays one or two eggs.
针鼹妈妈生一到两个蛋。
The mosquito lays its eggs in containers of water, of a sort that are especially common in the huge slums of Latin American cities.
蚊子在盛水的容器中产卵，这种容器在拉丁美洲城市的大型贫民窟中尤其常见。
Thee cuckoo lays her eggs in other birds' nests.
杜鹃把蛋下在别的鸟的窝里。
A koel bird never makes her own nest. She lays her eggs in other nests.
噪鹊从来不自己做窝，它们总在别人窝里下蛋。
A koel bird never makes her own nest. She lays her eggs in other nests.
噪鹊从来不自己做窝，它们总在别人窝里下蛋。
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