与灵长类动物相比，鸟类的大脑太小了。
你在哺乳动物身上找不到羽毛，在灵长类动物身上找不到腮。
You won't ever find feathers on a mammal or gills on a primate.
虽然不同物种的饮食不同，但许多灵长类动物基本上都是素食者。
Although diet varies from species to species, many primates are largely vegetarian.
虽然不同物种的饮食不同，但许多灵长类动物基本上都是素食者。
Although diet varies from species to species, many primates are largely vegetarian.
这项新的研究发现，70%的啮齿动物和灵长类动物的物种具有阑尾。
The new study found that 70 percent of rodent and primate groups have species with an appendix.
现在，人们默认灵长类动物和其他一些哺乳动物独自站在认知进化等级的顶端。
Now, it's been assumed that primates and some other mammals stood alone at the top of the hierarchy of cognitive evolution.
今天，我想看看哺乳动物的一些交流系统，尤其是灵长类动物，比如猩猩，黑猩猩，大猩猩。
Today, I'd like to look at some communication systems found in mammals, particularly in primates, such as orangutans, chimpanzees, gorillas.
大多数这些东西都是在灵长类动物漫长的发育过程中习得的，在这一过程中，它们会与同伴进行无数次的游戏体验。
Most of these things are learned in the long developmental periods that primates have, during which they engage in countless play experiences with their peers.
灵长类动物特别擅长于为它们的嘴巴创造数百万种不同的味道组合。
Primates specialise in savoring the many millions of flavor combinations that they can create for their mouths.
灵长类动物和鸟类的大脑沿着不同的轨迹进化，但最终拥有相似的能力。
Primates and birds' brains have evolved along different tracks, but ended up with similar abilities.
懒猴是世界上唯一有毒的灵长类动物。
灵长类动物的指甲相当于其它动物的蹄爪。
Nails are the primate equivalent of hooves and claws on other animals.
灵长类动物也可以微笑。
灵长类动物是我们最亲密的亲戚。
它们也是灵长类动物中与人类最为接近的亲戚。
相关图片：25中最濒危灵长类动物。
很明显有两个因素延长了灵长类动物总体的寿命。
It's clear that two factors increase overall primate life expectancy.
总的来说灵长类动物，特别是人类，都是欺骗大师。
But humans, primates in general but particularly humans, are masters of deception.
鲸目动物的声音运用能力甚至超过大多数灵长类动物。
展现在我们眼前的是这只小灵长类动物样貌的完美细节。
Right before our eyes is exquisite detail of what the little primate looked like.
人工饲养繁殖斑马和其他灵长类动物的计划得以存活下来。
Captive breeding programmes for zebras and some primates survived.
比如，相比法国，英国在研究中用到的灵长类动物就比较少。
Britain, for example, USES far fewer primates in scientific research than does France.
其他对灵长类动物的研究发现，群居动物的杏仁核要更大一些。
Other studies of primates have shown that those living in larger groups tend to have larger amygdalas.
但在进化线上的某处，灵长类动物发现如何用两条腿站起来走路。
But somewhere along the line, primates discovered how to stand up and walk on two legs.
鼯猴并不是狐猴，但鼯猴科的四个物种是灵长类动物最近的亲戚。
The flying lemur is not alemur, but the four species of Cynocephalidae are the closes trelated family to primates.
鼯猴并不是狐猴，但鼯猴科的四个物种是灵长类动物最近的亲戚。
The flying lemur is not a lemur, but the four species of Cynocephalidae are the closest related family to primates.
鼯猴并不是狐猴，但鼯猴科的四个物种是灵长类动物最近的亲戚。
The flying lemur is not a lemur, but the four species of Cynocephalidae are the closest related family to primates.
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