Did it evolve from one common ancestor?

它是从一个共同的祖先进化而来的吗？

How long ago does he say this common ancestor lived?

他说这个共同的祖先生活在多久以前？

Life has diversified enormously, but from a single common ancestor.

生命已经非常多样化了，但都来自同一个祖先。

These animals last common ancestor lived hundreds of millions of years ago.

这些动物的最后一个共同祖先生活在数亿年前。

This could have happened via a common ancestor around six million years ago.

这一切的发生可能是通过600万年前的一个共同祖先为媒介。

And six million years ago, the last common ancestors of chimpanzees and humans existed.

六百万年前，生活着黑猩猩和人类的最后共同祖先。

B. the theory of evolution describes how species branch out from a common ancestor.

B. 进化论描述了物种如何从同一个祖先中划分出来不同的物种。

Could Bigfoot be what researchers call our last common ancestor?

大脚怪会不会就是研究人员所说的我们最后的共同祖先？

They discovered that meat-eating plants developed from the same common ancestor about 60 million years ago.

他们发现，食肉植物大约在6000万年前由同一个共同祖先进化而来。

Previous studies have estimated that this common ancestor lived about 10 to 15 thousand years ago.

早期的研究估测这位共同的祖先生活在10000至15000千年前。

Polar bears and brown bears diverged from a common ancestor less than half a million years ago.

北极熊和棕熊都来自于同一个祖先，它们是在大约50万年前左右开始向不同分支进化。

This wolf belonged to the population that was the last known common ancestor between wolves and dogs.

这种狼是人们所知狼与犬的最后一代共同祖先。

The common ancestor therefore must have been very small and flying to each of the continents independently.

因此，共同的祖先体型一定很小，而且独立地飞往了每个大陆。

Humans and chimpanzees share a common ancestor but split into separate evolutionary families perhaps 7 million years ago.

人类和黑猩猩拥有共同的祖先，但在大约700万年前就分裂为不同的进化家族。

Since these genes are shared across species and domains, they must have been inherited from a common ancestor.

由于这些基因在物种和结构域之间共享，因此它们必须是从共同的祖先遗传下来的。

We share a common ancestor, and genetic studies say chimp and human histories split around 7 million years ago.

我们有一个共同的祖先，并且基因研究说人类和黑猩猩的历史大约在 700 万年前分开发展。

This could mean that some form of consciousness was present in our last common ancestor, 320 million years ago.

这可能意味着，在 3.2 亿年前，我们最后的共同祖先中存在某种形式的意识。

Octopuses are asocial creatures, and their last common ancestor with us lived more than a half billion years ago.

章鱼是不喜欢社交的生物，它们与人类最后的共同祖先生活在5亿多年前。

On the BBC Radio 4 programme Start the Week he said that humans and the octopus have a common ancestor.

在BBC电台4频道的节目《开启一周》中，她说人类和章鱼有共同的祖先。

The finches descended from a common ancestor but had evolved differently depending upon the different environmental pressures of the islands.

这些雀类来自一个共同的祖先，但根据岛屿上不同的环境压力，它们的进化方式不同。