Carnivores gulp down virtually every hatchling. But a few do make it.

捕食者几乎吃完了所有小海龟。不有几只幸存下来。

These are leatherback sea turtle hatchlings, the largest species of turtle alive today.

这些棱皮龟幼龟，现存最大海龟物种。

Once a female lays her eggs, she returns to the sea, leaving her hatchlings to fend for themselves.

一旦雌性海龟产下卵后，她会返回海洋，留下幼崽自自灭。

For a hatchling sea turtle, the answer is magnetoreception.

对于刚出壳海龟来说，答案磁感应。

The hatchling is tiny compared to its gigantic parents.

刚孵出幼崽与庞大父母相比如瘦小。

In June, when the hatchlings emerge, they are vulnerable.

每到六月，刚破壳小鬣蜥异常脆弱。

Even if a hatchling escapes, they're still in peril.

即使能成功逃脱它们仍身处险境。

We would play in the hay, the constant tweeting of the hatchlings—a constant background symphony.

我们会在干草中嬉戏，孵出小鸟不停地鸣叫，这不间断背景交响乐。

Eggs and hatchlings, clumps of juveniles and then—further out—adults.

从恐龙蛋到刚出壳命，从一群幼崽到更往后成年恐龙。

Another hatchling has its first glimpse of a dangerous world.

另一只刚孵化小鬣蜥第一次见识了这个危险世界。

Getting a first look at the hatchlings, suddenly one octopus had become many.

第一眼看到这些刚孵化小章鱼，突然一只章鱼变成了许多只。

Called a clutch, these large egg deposits help ensure the survival of sea turtle hatchlings.

这些大量卵被称为卵窝，有助于确保海龟幼苗存。

Down at the water's edge, hatchlings are taking their first swim.

在水边，小海龟们正在第一次游泳。

But this young hatchling is confused.

但这只小玳瑁感到很困惑。

Instead, the temperature of the nest determines the sex of the hatchlings.

相反，巢穴温度决定了幼崽性别。

It eats 4-5 kilos of flesh every day, nearly the weight of two hatchlings combined.

每天它要吃掉四到五公斤肉，这大概相当于两只幼龙重量。

A well-constructed egg makes it that much more likely that a hatchling will survive.

一颗结构合理恐龙蛋会使幼崽成活率大大增加。

When they are in the nest, the hatchlings start vocalizing from within the egg to synchronize hatch.

当在洞穴中时，为同步孵化其他幼龟，刚孵化幼龟会在壳内开始发声。

80% of all hatchlings on this beach are now disorientated by the lights of the town.

这片沙滩上百分之八十小玳瑁都因城市灯光而迷失了方向。

In these colonies, a queen lays the eggs, and worker bees called nurses care for the resulting hatchlings.

在这些蜂群中，蜂王产卵，被称为看护工蜂负责照料孵化出来幼蜂。