Rather than a body map, the cephalopod brain has a behavior library.

章鱼的脑部没有身体地图，却有个行为图书馆。

A cephalopod is a kind of sea creature, like a squid or octopus.

头足类动物是一种海洋生物，例如乌贼或章鱼。

Cephalopods may have evolved complex brains long before our vertebrate relatives.

头足类或许比我们的脊椎动物近亲更早演化出复杂的脑部。

Yeah. You do know what cephalopods are, don't you? - Yes, of course I do.

是的，你知道头足类动物是什么，对吧？是的，我当然知道。

Guess you could " magnapin" it on their deep " seeded" fear of being on a " cephalopod cast" .

我猜你可以将其放大到他们对捕捞头足类动物存在根深蒂固的恐惧上。

How? Like other cephalopods, they can rapidly change the pigmentation patterns on their skin by contracting and relaxing their muscles.

如何做到？像其它头足类动物那样，它们可以通过收缩和放松肌肉来迅速改变皮肤上的色素沉着图案。

Fortunately, our soaring cephalopod has a plan.

幸运的是，我们翱翔的头足类动物有一个计划。

But it was unclear whether such a device might interest the lone cephalopod.

但尚不清楚这样的装置是否会引起孤独的头足类动物的兴趣。

They based their approach on cephalopods like octopuses and cuttlefish.

他们的方法基于章鱼和墨鱼等头足类动物。

Am I saying that cephalopods have better eyes than us?

我是说头足类动物的眼睛比我们好吗？

And as cameras became widespread, seafarers finally began capturing proof of these high-flying cephalopods.

随着照相机的普及，海员们终于开始捕捉到这些高飞头足类动物的证据。

But cephalopods–like octopuses, squid, and cuttlefish–they don't have a blind spot.

但是头足类动物——比如章鱼、鱿鱼和墨鱼——它们没有盲点。

Ammonites did have one critical weakness compared to other cephalopods.

与其他头足类动物相比，菊石确实有一个严重的弱点。

In ancient times, the shell was cephalopods’ greatest asset.

在古代，贝壳是头足类动物 最大的财富。

And that kicked off an evolutionary arms race between fish and cephalopods.

这引发了 鱼类和头足类动物之间的进化军备竞赛。

A different modern cephalopod shows us how ammonites swam.

一种不同的现代头足类动物向我们展示了菊石是如何游泳的。

Magnasco became curious about the cognitive and communicative abilities of cephalopods while diving recreationally, he told me.

马格纳斯科告诉我，他在休闲潜水时对头足类动物的认知和交流能力感到好奇。

We're quite lucky, in that ammonites belong to the large group of mollusks called the cephalopods.

我们很幸运，因为菊石属于被称为头足类的一大类软体动物。

All cephalopods have siphons, and it's likely some ammonites used theirs to swim at great speed.

所有头足类动物都有虹吸管，有些菊石很可能用虹吸管来快速游泳。

Scientists believe that this was the very first cephalopod — a group that now includes squids, octopuses, cuttlefish, and nautiluses.

科学家们认为这是最早的头足类动物——现在包括鱿鱼、章鱼、墨鱼和鹦鹉螺的类群。