How to find dens that may be hidden underground?

还有藏在地下的巢穴，这种巢穴又怎么？

They've you know, they've padded out their nests.

们已经填满了巢穴。

Well, it's the den of the young baba de culebra.

这吹沫虫幼虫的巢穴。

They're built around the roots of small trees which anchor them as water levels rise.

巢穴就建在小树的根部周围，当水位上升时小树就会将巢穴固定住。

They also take care of the nest and search for food.

们还照料巢穴和寻。

They don't communicate so well with other nestmates anymore.

们不再和其他的巢穴同交流。

And they have the perfect nesting site right next to it.

右侧们选择巢穴的最佳地点。

Soldiers are chiefly defenders of the nest.

兵蚁的首要任务守护巢穴。

There's no meat for the pups back at the den tonight.

今晚巢穴中的狼崽们没有肉吃了。

But this doesn't get me any closer to finding their den.

但这样没法让我到他们的巢穴。

But the juveniles instinctively stay in the security of the nesting area.

不过幼龙们本能地待在安全的巢穴里面。

And so, before you even ever make it to the orangutan nests.

所以，在你进入红毛猩猩巢穴之前。

They follow this on their return to the nest.

们在返回巢穴时也会这样做。

If there's a lot more non-native birds, there's a lot more non-native bird nests.

“如果非本土鸟类的数量增多，那非本土鸟类的巢穴也会增加。

Baby raccoons don't leave the den for the first few months.

小浣熊在头几个月里不会离开巢穴。

This is some of the first footage captured inside a wild nest.

这第一个用镜头捕捉的野外巢穴。

Nor does he stop till he has robbed the poor bees of all their store.

直到他将可怜的蜜蜂的巢穴洗劫一空。

Eucalyptus trees are both food and a home for koalas.

桉树既考拉的，也们的巢穴。

Now, the ants, they get food delivered straight to their door.

现在，蚂蚁们把得到的径直送回巢穴。

The perfect place for a nest, you might think.

你可能会想，这里做巢穴的完美地方。