These genomic changes happened quickly, evolutionarily speaking.

这些遗传变化从进化的角度来讲发生的十分快。

We are through and through evolutionarily we are social beings.

我们完全的进化发展了，毕竟我们是社会动物。

But evolutionarily, we haven't evolved, um, at that kind of a rate.

但在演化上，我们其实没有进化，恩，在某个程度上。

They're very old, evolutionarily speaking, and likely resemble some of our first multicellular ancestors.

从进化的角度来看，它们非常古老，很可能与我们最早的多细胞祖先相似。

Scientists think parthenogenesis could be evolutionarily beneficial in some contexts because, well, sex can be a drag.

科学家们认为，孤雌生殖有时候在进化上更有利，因为交配可以成为一种负担。

And the dominant player here -- the most “evolutionarily successful, ” as biologists might say -- has been rap.

研究人员进行这项进化研究的第一步 就是对 17000 首歌进行分析根据某些界定特征将它们分类。

That's because they share the defining characteristics of mammalia and are evolutionarily linked to the rest of the class.

这是因为它们拥有哺乳动物的界定性征，而且在进化上与其他哺乳动物有 千丝万缕的联系。

They're even better at it than apes, which are much more closely related to us than canines are, evolutionarily speaking.

它们甚至比猩猩更擅长这一点，从进化的角度来说，猩猩与我们的联系比犬科动物更近。

You know what else is evolutionarily ancient?

你知道还有什么在进化上是古老的吗？

How could it be an evolutionarily stable strategy?

它怎么可能是一个进化稳定的策略呢？

Evolutionarily speaking, it seems that bigger is not always better.

从进化的角度来看，似乎越大并不总是越好。

And that is, evolutionarily speaking, a big deal.

从进化的角度来说，这很重要。

There is value biochemically, physiologically, evolutionarily in being bored and being alone with your thoughts.

从生物化学、生理学和进化的角度来看，无聊和独自思考是有价值的。

So, as unique as they look, the Venus flytrap’s claws and chemistry are evolutionarily repurposed tools.

因此，尽管它们看起来很独特，但维纳斯捕蝇草的爪子和化学物质是经过进化改变用途的工具。

This built-in sun shield helped protect them from melanoma, likely making them evolutionarily fitter and capable of passing this useful trait on to new generations.

这种内置遮阳罩保护了他们免受黑色素瘤的侵害，他们进化得更加适应生存环境，同时将这种有用的特征遗传给下一代。

We have an evolutionarily complex " efferent" auditory system—from the cerebral cortex to the ear—that tells us what to pay attention to.

我们有一个进化上复杂的“传出”听觉系统——从大脑皮层到耳朵——它告诉我们要注意什么。

What is it about the crab's form that makes it so evolutionarily successful -- so successful that non-crabs are apparently jealous of it?

是什么使螃蟹的形态在进化上如此成功——如此成功以至于非螃蟹显然嫉妒它？

So why would we humans, the smartest and most evolutionarily successful creatures on the planet, have to expend willpower and consciously regulate how much we eat?

那么为什么我们人类，地球上最聪明，最进化，最成功的生物，必须有意识地消耗意志力，才能控制我们吃多少呢？

It might seem concerning that our brains can be so wrong so often, but these illusory faces might actually be a byproduct of something evolutionarily advantageous.

我们的大脑经常出错，这似乎令人担忧，但是这些想象的面孔可能是进化优势的副作用。

I get evolutionarily why something like anxiety and negative emotion would be helpful because you're thinking about the future and that's helping you prepare for it.

我从进化的角度理解了为什么焦虑和消极情绪会有帮助，因为你在思考未来，这有助于你为未来做好准备。