Study of the origins and distribution of human populations used to be based on archaeological and fossil evidence.
对人类种群起源和分布的研究曾是基于考古和化石证据。
The four-toed Eohippus preceded the three-toed Miohippus, for example, but North American fossil evidence suggests a jerky, uneven transition between the two.
例如，四趾的始祖鸟先于三趾的始祖鸟出现，但北美的化石证据表明，这两种动物之间有一个急促而不均衡的转换过程。
This idea was modified in the late twentieth century, when geologists and oceanographers examining oceanic sediment found fossil evidence of warming and cooling of the oceans.
在20世纪后期，地质学家和海洋学家在研究海洋沉积物时发现了能够证明海洋变暖和变冷的化石，并修正了这一观点。
New fossil evidence supports that Tyrannosaurus rex was a cannibal.
新发现的化石证明霸王龙残食同类
No fossil evidence of life has yet been found from this period.
不过，这个时期并没有发现生命的化石证据。
The rose is, according to fossil evidence, 35 million years old.
玫瑰的年纪很大，有化石作证，她已经35亿岁高龄啦。
We can tell from fossil evidence in rocks that many living species have been extinct.
从化石中我们可看到许多生物物种已经灭绝的证据。
The myth is based on fossil evidence, but these days genetics can trace the path of evolution, too.
传说来源于化石,但是最近有研究表明通过遗传学的深入研究同样能够让我们追溯到物种进化的整个过程.
Since Darwin put forth his theory, scientists have sought fossil evidence indicating past organic transitions.
自从达尔文提出他的理论，科学家们就试图寻找化石证据来表明以前的过渡有机体。
Based on the very fragmentary fossil evidence we have, Gigantopithecus stood ten feet tall and weighed over half a ton.
基于我们拥有非常零碎的化石记录，巨猿身高十英尺，体重超过半吨。
The fossil evidence shows that Neanderthals were restricted to Europe and Asia, whereas Homo sapiens originated in Africa.
化石证据表明，尼安德特人只存在于欧洲和亚洲，而人类则起源于非洲。
Fossil evidence suggests that small and medium sized animals were more likely to survive the mass extinction than larger species.
化石证据显示，中小型动物比较大型物种更有可能在大灭绝中幸存下来。
For the first time, scientists were able to use direct fossil evidence to make a reasonable interpretation of a dinosaur's color.
这是科学家们首次能使用直接的化石证据对恐龙的颜色作出合理的解读。
Dr Whiteside used fossil evidence sandwiched between layers of lava from some of the earliest eruptions that accompanied the rift.
怀特塞德博士利用地球裂缝旁最早期爆发熔岩层之间所夹杂的化石作为证据。
We can tell from fossil evidence in rocks that many living species have become extinct over the millions of years since life began.
我们可根据岩石里的化石得出结论：自生命开始数百万年以来，许多物种已经灭绝了。
That makes the duo the oldest known fossil evidence of hitch-hiking behavior, or phoresy, in a large group of mites called the Astigmata.
这个“二人组”就成了已知最古老的化石证据，来支持无气门亚目一类螨虫的搭便车现象，或称寄载现象。
Early humans may have taken a detour into Eurasia before embarking on their epic journey out of Africa, according to new fossil evidence.
据最新发现的化石证据表明，早期人类可能在踏上走出非洲的史诗性旅程之前，早已先绕道进入过欧亚大陆。
Scientists have long known that some dinosaurs were egg snatchers, and recent fossil evidence suggests mammals also dined on young dinosaurs.
科学家早已知道恐龙是蛋掠夺者，新近的化石证据表明哺乳动物也吃年幼的恐龙。
There is a huge amount of fossil evidence. And its walls provide a record of three of the four major periods of the Earth's geologic time.
这里有大量的化石，而且大峡谷的峭壁上为我们提供了四个主要地质时期中的三个时期的信息。
A key test of the biological hypothesis for ALH 84001 is the formation temperature of the carbonates that contain the putative fossil evidence.
对84001生命假说来说，一个重要的测试是这个化石里碳酸盐的形成温度。
But lack of definitive fossil evidence has many guessing whether this primate was really a biped-and just where she might fit on the human family tree.
但由于缺少决定性的化石证据，关于这种灵长类动物是否是两足动物——以及她在人类的家族树中究竟占据什么位置——存在着许多猜测。
These ideas are favored because such actions required up-and-down motions of the arm, and fossil evidence indicates that the dino king was incapable of rotating or twisting its arms.
这些解释之所以比较可信是因为这些事都必须利用手臂的上下活动，而化石显示霸王龙的手臂是没办法旋转的。
The fossil evidence for the next 190, 000 years is patchy, but shows that humans remained tall and robust until about 10, 000 years ago when many populations show reduced stature and brain size.
之后19万年的化石证据并不太多，但这些化石显示，人类在此期间依然身材高大、体格健壮。到了大约1万年前左右，许多人类种群的身材和脑容量都缩小了。
Fossil bones of the huge herbivorous dinosaurs known as sauropods were first discovered and studied between 1840 and 1880, providing evidence for the gargantuan dimensions of the adults.
1840年至1880年间首次发现并研究了这种被称为蜥脚类动物的巨型食草恐龙的骨骼化石，为成年型恐龙的巨大特征提供了证据。
We find evidence of such extended events in the fossil record, which affords glimpses into the breakup of formerly continuous environments.
我们在化石记录中找到了这种扩展事件的证据，这让我们得以一窥先前一直持续不断的环境分裂现象。
The third fossil formation containing both soft-bodied and hard-bodied animals provides evidence of the result of the Cambrian explosion.
第三个化石地层中既有软体动物，也有硬体动物，为寒武纪大爆发的结果提供了证据。
The recent discovery of a pterosaur specimen covered in long, dense, and relatively thick hairlike fossil material was the first clear evidence that his reasoning was correct.
最近发现的一个翼龙标本覆盖着长、密、相对厚的毛发状化石材料，这是第一个明确的证据，证明他的推理是正确的。
There is strong evidence that both innovation and adoption of cleaner technology are strongly encouraged by higher fossil fuel prices.
有强有力的证据表明，化石燃料价格的上涨有力地鼓励了清洁技术的创新和采用。
Fossil stromatolites are regarded by some people as evidence of the same thing having gone on billions of years ago.
而层叠岩石的化石被一些人认为是几十亿年前发生着同样过程的证据。
The evidence lies in ocean mud, in fossil pollen, and in changes in ratio of chemical isotopes that record shifts in temperature.
证据就存在于海洋泥土，花粉化石和记录温度变化的化学同位素比值变化之中。
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