最后大约在两百六十万年前，一些有手有脚的小型聪明动物出现了，并且扩散到世界各地。
Finally about 2.6 million years ago some small clever animals, now with hands and feet, appeared and spread all over the world.
海豚是聪明的动物。
鱼是澳大利亚最聪明的动物。
所有的人都比动物聪明得多。
虽然人类更高等、更聪明，但动物在行为和反应上比人类更真切、真实。
Although humans are more advanced and intelligent, animals are more genuine and authentic in their behavior and responses than human beings.
他说，他对澳大利亚本土鱼类的研究表明，鱼是一种聪明的生物，像其他动物一样知道如何躲避敌人和捕捉食物。
He says his studies of Australian native fish show fish were intelligent creatures that know how to avoid enemies and catch food like any other animal.
正如你所知道的，研究人员一直对发现动物到底有多聪明很感兴趣。
As you know, researchers have long been interested in discovering exactly how intelligent animals are.
世界上肯定没有能比得上我聪明的动物了！
There is surely no animal equal to me for cleverness in the whole world!
虽然黑猩猩是令人印象深刻且聪明的动物，但它们的安全每天都处于危险之中。
Although chimpanzees are impressive and intelligent animals, their safety is in danger every day.
当所有的士兵都在担心下一步该怎么办的时候，宰相管仲突然说：“老马是聪明的动物，可能知道回家的路。”
When all the soldiers worried about what to do next, suddenly, the prime minister Guan Zhong said, "Old horses are clever animals who may know the way back home."
然而，大自然是非常聪明的，捕食者也会用颜色来吸引它们捕食的动物。
Nature, however, is very clever, and predators also use colors to attract the animals they feed on.
黑猩猩不仅是群居动物，在群体中生活并一起工作，而且它们在许多不同方面都很聪明。
Chimpanzees are not only social animals living in communities and work together, but they are smart in many different ways.
海豚不仅是一种有趣的动物而且极其聪明。
Dolphins are not only playful animals, but they are also highly intelligent.
以脑力商数为依据，地球上最聪明的动物是人类，紧跟其后的是大猿、海豚和大象。
Based on the encephalization quotient, the brightest animals on the planet are humans, followed great apes, porpoises, and elephants.
显然，那些能够运用自己所有的智力想出问题的答案，并每天都能成功猎杀动物的猎人是最聪明的。
The hunters that used all their mental capabilities to come up with the answers, successfully killing animals day after day, were clearly the most intelligent.
狗和猫——人们最喜爱的宠物，是漂亮和聪明的动物。
The dog and the cat, the most favored of pets, are beautiful, intelligent animals.
今天，在探索新闻里，我们将向您揭示为何海豚被认为是目前智力仅居于人类之后的、世界上第二聪明的动物。
Today at Discovery News you can find out why dolphins are now believed to be the world's second most intelligent animals, with only humans displaying greater brainpower.
就好像这种关系正在演绎着某种语言，我只是现在才刚刚知道，动物原来有多么聪明。
It's as if the relationship transcends language. I'm learning only now just how smart animals are.
当然，许多动物是很聪明的。
科学家认为海豚是非常聪明的动物。
可是“江猪”一词与这种聪明的动物并不贴切，渔民们记得它们是成双或成组从水中跃出。
However, the term "river pig" was not really appropriate for the clever animal, that fishermen recall leaping out of the water in pairs or as a group.
生物学家富勒姆·布朗、凯文·莱兰和延斯·克劳斯在《鱼类和渔业》杂志上发表文章说，目前鱼被认为是非常聪明的动物。
Writing in the journal fish and Fisheries, biologists Calum Brown, Keven Laland and Jens Krause said fish were now seen as highly intelligent creatures.
所以，第一个猜想可能是动物的脑袋越大越聪明。
So the first guess might be that animals that have bigger brains must be smarter.
大象是聪明的群居动物。我们还知道它们可以自己组成团队来完成任务。
Elephants are smart, social animals.And now we know that they can organize themselves into teams to accomplish tasks.
大象是非常聪明的动物，其成熟的社会关系却遭到了偷猎者的利用。
Elephants are highly intelligent animals whose sophisticated social ties are exploited by poachers.
他说，动物没那么聪明。
人类是动物世界的一份子，但并没有他们自认为的那么聪明，需要依赖动物本能来了解世界，而不能仅靠纯粹理性来认识事物。
Humans part of the animal world not nearly as clever as they thought they were, reliant on brute animal instinct to find out about the world, quite incapable of knowing about things by pure reasons.
每种动物旁边，几行聪明的、押韵的话总能抓住它的特点。
Beside each animal are clever rhymes that somehow capture the essence of each creature in just a few lines.
一位大学教授用好几种动物做实验，他希望知道哪种动物最聪明，他发现最聪明的是猴子。
He hoped to know which animal was the cleverest. He found out it was the monkey.
来自一个素食社团的LizO'Neill说：“我们总是知道素食主义是一个聪明、慈悲、有益于动物、人们和环境的选择。”
Liz o 'neill, of the vegetarian Society, said: 'We've always known that vegetarianism is an intelligent, compassionate choice benefiting animals, people and the environment.
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