Scientists are attempting to compare features of extinct animals with living analogues.
科学家正试图把已灭绝动物的特征与现存类似动物相比较。
There's always some guesswork when studying extinct animals.
在研究灭绝的动物时，总要做一些猜测。
Dinosaurs are extinct animals.
恐龙是已经绝种的动物。
We can just call the ones we leave extinct animals.
我们也可以只召集那些快要灭绝的动物嘛。
But in fact we are a long way from being able to clone extinct animals.
但事实上，想要克隆绝种动物，我们还要很长的路程要走。
It would be unfair to clone any extinct animals if they could have to live in a zoo.
克隆的任何灭绝的动物，如果它们必须生活在动物园里，那是不公平的。
In South America Darwin found fossils of extinct animals that were similar to modern species...
达尔文在南美洲发现一些类似于现代物种的灭绝动物化石。
From time to time people suggest that extinct animals like dinosaurs, can possibly be brought back to life through cloning.
不时地会有人提议，克隆技术将有可能使地球上已经消失的动物(如恐龙)复活。
This park is home to over 94 different species almost extinct animals. Here they are able to live in their natural habitat.
这个公园居住着超过94种不同种类的濒临绝种的动物，在这里，它们可以以自己的生活方式在这里生活着。
Some people are in favour of cloning, who firmly believe that scientists can bring the extinct animals back to life by cloning.
有些人很支持克隆，他们坚定地相信科学家们可以通过克隆技术将灭绝的动物重现天日。
The scientists believe the genetic adaptation technique could be used to resurrect body parts and proteins from other extinct animals.
科学家相信，猛犸象的这种遗传性适应技术（为适应北极寒冷的环境，静脉中出现防冻剂），可能能够被用于复活其他已灭绝动物的身体部位或者蛋白质。
The sea creatures, somehow restored to life in a theme park, hint at a future where cloning makes re-creating extinct animals possible.
Is that some animals organ of the body with prominent economic value, thus become the object of human plunder, become the main factors of extinct animals.
就是因为有些动物身上的器官具有突出的经济价值，由此成为被人类掠夺利用的对象，成为动物灭绝的主要因素。
To put that time in perspective, Neanderthals were still marching around Europe. Woolly mammoths, saber-toothed cats, and numerous other now-extinct animals were going strong.
正确来说在那个时间，穴居仍然在欧洲大行其道。毛发蓬乱的猛犸，剑齿猫，还有其他现已灭绝的动物在当时生活得很好。
Pask told AFP in a telephone interview that while recreating extinct animals might be possible one day, it could not be done with the technique his team used on the Tasmanian tiger.
柏斯克在法新社的电话访问中表示，虽然使绝种动物重生的技术有朝一日可能会出现，但那将会跟他用在塔斯马尼亚虎的方式不一样。
It was on show earlier this month as part of show RCA 2015 graduate exhibition, which also included a conceptual risk theme park and a tax haven of islands populated with extinct animals.
作为2015年英国皇家艺术学院展的一部分，这些作品在这个月早些时候已经展出，还包括一个概念冒险主题公园和一个濒危动物的避难岛。
At the current rate of decline, many of the rain forest animals could become extinct in less than 10 years.
按照目前的下降速度，许多雨林动物不到十年就会绝种。
We must protect these endangered animals before they become extinct.
在这些濒危动物灭绝之前，我们必须保护它们。
Humans have an obligation to try to save endangered animals, because it is our fault that they are going extinct.
人类有义务去拯救濒临灭绝的动物，因为它们的灭绝是我们的过错。
If these great cats become extinct, the smaller animals they prey upon will overpopulate the forests.
如果这些大型猫科动物灭绝了，那么它们捕食的小型动物将会使森林中物种的密度过高。
When prehistoric man arrived in new parts of the world, something strange happened to the large animals: they suddenly became extinct.
当史前人类来到一处新地方时，一些奇怪的事情发生在大型动物身上，那就是它们突然灭绝了。
But some groups of animals became more extinct than others.
这使得一些动物种群变得比其他种群更容易灭绝。
And now we hear about animals and plants going extinct every day — vanishing forever.
我们每天都会听说有的动物和植物绝种，那是永远消失的事情。
There is every likelihood that many species of animals will be made extinct because of these and similar clearances of natural vegetation.
因为在这些地区以及和这些地区相类似的地区，自然界的植物已经被砍伐净尽，许多种动物将完全有可能灭绝。
Archeological finds in the Olduvai Gorge include stone tools, and skeletal remains of Homo Habilis and Homo Erectus, as well as bones of, now extinct, wild animals.
考古学家在奥杜瓦伊山谷发现了包括石器，能人和直立人骨架的遗骸，还有现已灭绝的野生动物遗骨在内的多个遗迹。
Chickens were included to represent egg-laying animals, such as extinct reptiles, that passed on much of their DNA to the platypus and other mammals in the course of evolution.
鸡被作为卵生动物的代表，一些已经灭绝的爬行动物可能在进化过程中将基因传给了鸭嘴兽和其他哺乳类。
Chickens were included to represent egg-laying animals, such as extinct reptiles, that passed on much of their DNA to the platypus and other mammals in the course of evolution.
鸡被作为卵生动物的代表，一些已经灭绝的爬行动物可能在进化过程中将基因传给了鸭嘴兽和其他哺乳类。
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