Dinosaurs ruled the earth for millions of years.
恐龙统治着地球，长达数百万年。
They grew to almost unimaginable sizes, and adapted to extreme environments all over the globe.
它们能长到无法想象的大小，并能适应地球上所有的极端环境。
These animals were very successful and really, some of the crowning achievements of evolution.
这些动物是非常成功的，并且真的是进化的巅峰产物。
And they do it all without much brain power. Dinosaurs didn't need to solve quadratic equations.
它们并没有多聪明。恐龙们不必解二次方程。
They didn't need to play chess. They didn't need to learn how to build rockets that go to the moon.
它们不必玩象棋，它们不必去学习如何制造火箭登上月球。
What they needed to do was do the things dinosaurs do.
它们需要做的就是做恐龙应该做的。
You really only need to be as smart or smarter than the animals that you're around.
你只需要比你周围的动物聪明。

It's a animal that need to response to threat because they have to gurd their young, might need to be, duty parent many cases, might be able to find desent resources but, there is not saying to comprehend philosophy.
恐龙需要对危机有应激反应，因为它们需要看护幼龙，有时候需要当看护父母，还要找到丰富的资源，但是理解哲学与它们一点关系都没有。
The armor dinosaurs in general and Ankylosaurus no exception here were no great dinosaurs.
一般的甲壳恐龙甲龙也不例外，都不是大型恐龙。
They are one of the dumbest dinosaurs ever lived, their brains are really small for the size of their heads and their bodies.
它们是有史以来最笨的恐龙，它们的大脑小得与巨大的身躯毫不相称。
Dinosaurs have just one job-- to successfully operate the advanced machines there bodies have evolved into.
恐龙只有一个任务那就是完美的运用身体进化而成的先进武器。
And this is a job they do extremely well.
这个任务它们驾轻就熟。
They would have seen and smelled and heard the world in ways that far exceed what we're able to do.
它们能通过听觉和视觉感知这个世界，这种能力要远远超过我们人类。
And in a way, that's a lot of brain power, just a different kind of brain power.
而这是很多脑力的产物和人类的脑力不同。
For dinosaurs, brain power, carefully honed physical traits, and instinct all worked together.
恐龙是脑力良好的身体能力以及直觉的集合体。
The result-- dinosaurs survive for over 165 million years, 800 times longer than we've been on the planet.
结果便是，恐龙生存了一亿六千五百万年，是人类生存时间的八百倍。
They were on this planet for more than 100 million years, and these guys were very successful and they only went out because of extraterrestrial causes.
它们在这个星球生存了一亿多年，它们是非常成功的，它们的灭绝也只是由于地球外的因素。
It took a meteor to wipe out the dinosaurs, a testment to their incredible staying power.
一颗小行星的撞击使得恐龙灭绝，这是对它们极限生存的考验。
With their magnificent bodies and tiny brains, dinosaurs were success stories like no other creatures the planet has seen before or since, including the human race.
巨大的身躯和纤小的大脑恐龙的生存是极其成功的，超过这了个星球上其他的生物，空前绝后，就连人类也无法与其比拟。