It's not like singing or other behaviors can be fossilized!

唱歌或者其他行为很难有化记录！

And since the seashell stuff is basically rock, the iridescence can even be seen after these shells fossilized.

由于贝基本上就是岩，在这些贝变化后，甚至可以看到彩虹色。

But the critters were fossilized together in ways that suggest they sought out each others' company.

但这些动物以一起变化方式表明它们互相寻找伴侣。

So it appears this sucker died and fossilized with a bellyful of blood—the only known specimen.

如此看来这家伙是带着一肚子血液死后变化—这是唯一已知标本。

Unlike dinosaur bones or ammonite shells the  squishier worms did not fossilize easily.

与恐龙骨头或不同，较软蠕虫不容化。

Things like warning displays, chemicals, or camouflage patterns don't fossilize.

诸如警告显示、化学品或伪装图案之类东西不会变化。

Although behaviors don't fossilize, the structures necessary for some behaviors do.

虽然行为不会僵化，但某些行为所必需结构会。

We've got mudstones and very fine-grained sediments and how they fossilize, nodules and cementation.

我们有泥岩和非常细粒沉积物，以及它们如何化化、结核和胶结作用。

Because, even though gills themselves don't fossilize very well, the bony arches that support the gills do.

因为， 即使鳃本身不能很好地变化，但支撑鳃骨弓却可以。

Because, eggs, especially soft-shelled, leathery eggs like we'd expect to see in early amniotes, don't fossilize well.

因为，蛋，尤其是我们期望在早期羊膜动物中看到软革质蛋，不能很好地变化。

Like all sharks, megalodon's skeleton was  made of cartilage, which doesn't fossilize.

像所有鲨鱼一样，巨齿鲨骨骼是由软骨制，软骨不会化。

They do not get buried, and they have no chance of being fossilized.

它们不会被掩埋，也不会变化。

So yeah it's a nice thought experiment to think about how you might like to be fossilized yourself.

所以，是，这是一个很好思想实验，可以思考你自己可能喜欢如何化。

Or random damage to bones as they were fossilizing.

或者在骨骼变化时对骨骼造随机损坏。

Before any part of an animal could start being fossilized, it first needed to, you know, die.

在动物任何部分开始变化之前， 它首先需要死亡。

Do you think Dinosaur Provincial Park would be a good place for bones to fossilize today?

你认为恐龙省立公园今天会为骨骼化好地方吗？

Experts say since most tumors form in soft tissue that does not easily fossilize, there is little evidence of cancer in the fossil record.

专家表示由于大部分肿瘤在不会轻化柔软组织里，所以在化中很少有癌症存在迹象。

If this surface is in fact fossilized lava flow, researchers may discern the lake's age, thanks to radiometric dating.

如果这个表面实际上是化熔岩流，研究人员可以通过放射性测年法辨别出该湖年龄。

Well, we know the bones need to be buried in order to have a chance of being fossilized.

好吧，我们知道骨头需要被掩埋才能有机会变化。

The lacewing fossilized with pollen on its mouthparts shows how pollination began between ancient groups of insects and gymnosperm plants.

口器上带有花粉草蛉化表明，古代昆虫群体和裸子植物之间授粉是如何开始。