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

这些是棱皮龟幼龟，是现存最大的海龟物种。

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

每到六月，刚破壳的小鬣蜥异常脆弱。

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，孵出的小鸟不停地鸣叫，这是不间断的背景交响乐。

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

从恐龙蛋到刚出壳的新生命，从一群幼崽到更往后的成年恐龙。

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

第一眼看到这些刚孵化的小章鱼，突然一只章鱼变成了许多只。

Thousands of defenseless hatchlings are let loose into a world of fierce predators.

数以千计没有保护的幼崽就这样来到了充满凶残肉食者的世界。

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。

The hatchlings of, what animal have only a one in 1,000 survival rate in the wild?

什么动物的幼崽在野外只有千分之一的存活率?

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

当还在洞穴中时，为同步孵化其他幼龟，刚孵化的幼龟会在壳内开始发声。

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，被称为看护的工蜂负责照料孵化出来的幼蜂。

Most meat eaters keep their distance from the hatchlings of an apex predator, but not this reptile.

大多数肉食动物都会远离顶级捕食者的幼崽，风神翼龙则不然。

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的重量。

From a substantial distance, a T. Rex can hold in on prey or pick up their hatchlings' distinct scent.

从很远的距离，霸王龙便能辨别猎物或者感知到它们幼崽特殊的气味。

Right.So, sea turtles, and especially their hatchlings, often serve as prey for a lot of predators.

对。所以，海龟，尤其是它们的幼龟，经常成为许多捕食者的猎物。

So, if the sand is very hot and the eggs are above 31 degrees Celsius, the hatchlings will be female.

因此，如果沙子很热，蛋的温度超过31摄氏度，新孵化出的小海龟将是雌性的。

Egg-laying explains the huge size differences between the most colossal dinosaurs and their hatchlings.

产卵解释了最大的恐龙和它们的幼崽之间的巨大体型差异。

Once the hatchlings make it off the beach and into water, they're often prey for sharks.

一旦幼龟离开海滩进入水中，它们通常会成为鲨鱼的猎物。

This nest may hold up to eighty hatchlings that right now are around ten centimeters long and weigh little more than a golf ball.

这个巢穴里可能有多达八十只幼龟，它们现在大约有十厘米长，比高尔夫球重一点。

Instead of having bigger babies, the largest dinosaurs laid comparatively small eggs, which held equally small hatchlings.

最大的恐龙没有生育更大的婴儿，而是产下相对较小的蛋，这些蛋孵化出同样小的幼崽。

Because of that, hatchlings and juveniles of some extra-large dinosaurs couldn't have eaten the same things their parents did.

正因为如此，一些超大型恐龙的幼崽和幼崽不可能吃到它们父母吃过的东西。