for

2064 篇文章
and appear to do this just for fun.
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and appear to do this just for fun. 而它们这么做似乎只是因为好玩

fun appear do just for to this and
waiting for a meal to fall out of the sky.
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waiting for a meal to fall out of the sky. 等着食物从天而降

sky fall meal waiting out for of the to a
looking for a chance to strike.
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looking for a chance to strike. 找准机会发动进攻

looking chance strike for to a
provide welcome food for shoals of hungry fish.
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provide welcome food for shoals of hungry fish. 为饥饿的鱼群提供美味食物

shoals fish provide welcome hungry for food of
These underwater forests are nursery grounds for fish.
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These underwater forests are nursery grounds for fish. 这些水下森林正是 鱼类理想的“育婴”场所

underwater fish grounds forests nursery these for are
and that he therefore is the best father a female could have for her young.
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and that he therefore is the best father a female could have for her young. 以此来证明自己将是最好的父亲 雌江豚为了孩子就应该选它

father therefore best he could young female her for is that have the and a
Even for giant rivers like the Amazon
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Even for giant rivers like the Amazon 即使像亚马逊河这般巨大的江河

rivers amazon giant like for the even
and in the breeding season there is stiff competition for mates.
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and in the breeding season there is stiff competition for mates. 在繁殖季节 会有一场激烈的求偶竞赛

mates stiff competition breeding season for is in the and there
The water here is just too cold for the bacteria that normally decompose the dead.
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The water here is just too cold for the bacteria that normally decompose the dead. 由于湖水过于寒冷 分解尸体的细菌很难在此存活

decompose bacteria dead normally too cold here just for water is that the
For five months of the year it's sealed by an ice sheet over a metre thick.
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For five months of the year it's sealed by an ice sheet over a metre thick. 每年中总有5个月 湖面被1米厚的冰层覆盖

sheet sealed metre thick an year ice five months for of it's the by over a